Home / 85,324.38-127,986.57-23,001.18

Finding the Fourth Proportional to 85,324.38, 127,986.57 and 23,001.18

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Solution

The fourth proportional to 85,324.38, 127,986.57 and 23,001.18 is: 34,501.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,324.38 : 127,986.57 = 23,001.18 : x
  2. Step 2: Convert to fraction form
    85,324.38/127,986.57 = 23,001.18/x
  3. Step 3: Cross multiply
    85,324.38x = 127,986.57 × 23,001.18
  4. Step 4: Simplify right side
    85,324.38x = 2,943,842,134.15
  5. Step 5: Solve for x
    x = 2,943,842,134.15/85,324.38
  6. Step 6: Final answer
    x = 34,501.77

Related Problems

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.