Home / 63,387.28-95,077.08-16,639.12

Finding the Fourth Proportional to 63,387.28, 95,077.08 and 16,639.12

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Solution

The fourth proportional to 63,387.28, 95,077.08 and 16,639.12 is: 24,957.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,387.28 : 95,077.08 = 16,639.12 : x
  2. Step 2: Convert to fraction form
    63,387.28/95,077.08 = 16,639.12/x
  3. Step 3: Cross multiply
    63,387.28x = 95,077.08 × 16,639.12
  4. Step 4: Simplify right side
    63,387.28x = 1,581,998,943.37
  5. Step 5: Solve for x
    x = 1,581,998,943.37/63,387.28
  6. Step 6: Final answer
    x = 24,957.67

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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.