Home / 39,761.47-59,642.07-20,056.60

Finding the Fourth Proportional to 39,761.47, 59,642.07 and 20,056.60

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Solution

The fourth proportional to 39,761.47, 59,642.07 and 20,056.60 is: 30,084.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,761.47 : 59,642.07 = 20,056.60 : x
  2. Step 2: Convert to fraction form
    39,761.47/59,642.07 = 20,056.60/x
  3. Step 3: Cross multiply
    39,761.47x = 59,642.07 × 20,056.60
  4. Step 4: Simplify right side
    39,761.47x = 1,196,217,141.16
  5. Step 5: Solve for x
    x = 1,196,217,141.16/39,761.47
  6. Step 6: Final answer
    x = 30,084.83

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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.