Home / 127,345.38-191,017.82-33,851.12

Finding the Fourth Proportional to 127,345.38, 191,017.82 and 33,851.12

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Solution

The fourth proportional to 127,345.38, 191,017.82 and 33,851.12 is: 50,776.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,345.38 : 191,017.82 = 33,851.12 : x
  2. Step 2: Convert to fraction form
    127,345.38/191,017.82 = 33,851.12/x
  3. Step 3: Cross multiply
    127,345.38x = 191,017.82 × 33,851.12
  4. Step 4: Simplify right side
    127,345.38x = 6,466,167,146.96
  5. Step 5: Solve for x
    x = 6,466,167,146.96/127,345.38
  6. Step 6: Final answer
    x = 50,776.61

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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.