Home / 63,423.36-95,120.64-28,340.16

Finding the Fourth Proportional to 63,423.36, 95,120.64 and 28,340.16

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Solution

The fourth proportional to 63,423.36, 95,120.64 and 28,340.16 is: 42,503.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,423.36 : 95,120.64 = 28,340.16 : x
  2. Step 2: Convert to fraction form
    63,423.36/95,120.64 = 28,340.16/x
  3. Step 3: Cross multiply
    63,423.36x = 95,120.64 × 28,340.16
  4. Step 4: Simplify right side
    63,423.36x = 2,695,734,156.90
  5. Step 5: Solve for x
    x = 2,695,734,156.90/63,423.36
  6. Step 6: Final answer
    x = 42,503.81

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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.