Home / 63,032.20-86,988.56-36,183.40

Finding the Fourth Proportional to 63,032.20, 86,988.56 and 36,183.40

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Solution

The fourth proportional to 63,032.20, 86,988.56 and 36,183.40 is: 49,935.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,032.20 : 86,988.56 = 36,183.40 : x
  2. Step 2: Convert to fraction form
    63,032.20/86,988.56 = 36,183.40/x
  3. Step 3: Cross multiply
    63,032.20x = 86,988.56 × 36,183.40
  4. Step 4: Simplify right side
    63,032.20x = 3,147,541,861.90
  5. Step 5: Solve for x
    x = 3,147,541,861.90/63,032.20
  6. Step 6: Final answer
    x = 49,935.46

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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.