Home / 85,243.60-127,865.22-22,914.10

Finding the Fourth Proportional to 85,243.60, 127,865.22 and 22,914.10

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Solution

The fourth proportional to 85,243.60, 127,865.22 and 22,914.10 is: 34,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,243.60 : 127,865.22 = 22,914.10 : x
  2. Step 2: Convert to fraction form
    85,243.60/127,865.22 = 22,914.10/x
  3. Step 3: Cross multiply
    85,243.60x = 127,865.22 × 22,914.10
  4. Step 4: Simplify right side
    85,243.60x = 2,929,916,437.60
  5. Step 5: Solve for x
    x = 2,929,916,437.60/85,243.60
  6. Step 6: Final answer
    x = 34,371.10

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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.