Home / 61,306.64-84,610.98-37,428.20

Finding the Fourth Proportional to 61,306.64, 84,610.98 and 37,428.20

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Solution

The fourth proportional to 61,306.64, 84,610.98 and 37,428.20 is: 51,655.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,306.64 : 84,610.98 = 37,428.20 : x
  2. Step 2: Convert to fraction form
    61,306.64/84,610.98 = 37,428.20/x
  3. Step 3: Cross multiply
    61,306.64x = 84,610.98 × 37,428.20
  4. Step 4: Simplify right side
    61,306.64x = 3,166,836,681.64
  5. Step 5: Solve for x
    x = 3,166,836,681.64/61,306.64
  6. Step 6: Final answer
    x = 51,655.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.