Home / 39,788.61-59,718.35-29,897.70

Finding the Fourth Proportional to 39,788.61, 59,718.35 and 29,897.70

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Solution

The fourth proportional to 39,788.61, 59,718.35 and 29,897.70 is: 44,873.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,788.61 : 59,718.35 = 29,897.70 : x
  2. Step 2: Convert to fraction form
    39,788.61/59,718.35 = 29,897.70/x
  3. Step 3: Cross multiply
    39,788.61x = 59,718.35 × 29,897.70
  4. Step 4: Simplify right side
    39,788.61x = 1,785,441,312.80
  5. Step 5: Solve for x
    x = 1,785,441,312.80/39,788.61
  6. Step 6: Final answer
    x = 44,873.18

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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.