Home / 39,701.80-59,531.10-16,330.60

Finding the Fourth Proportional to 39,701.80, 59,531.10 and 16,330.60

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Solution

The fourth proportional to 39,701.80, 59,531.10 and 16,330.60 is: 24,487.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,701.80 : 59,531.10 = 16,330.60 : x
  2. Step 2: Convert to fraction form
    39,701.80/59,531.10 = 16,330.60/x
  3. Step 3: Cross multiply
    39,701.80x = 59,531.10 × 16,330.60
  4. Step 4: Simplify right side
    39,701.80x = 972,178,581.66
  5. Step 5: Solve for x
    x = 972,178,581.66/39,701.80
  6. Step 6: Final answer
    x = 24,487.02

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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.