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Finding the Fourth Proportional to 63,230.36, 87,256.86 and 34,937.24

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Solution

The fourth proportional to 63,230.36, 87,256.86 and 34,937.24 is: 48,212.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,230.36 : 87,256.86 = 34,937.24 : x
  2. Step 2: Convert to fraction form
    63,230.36/87,256.86 = 34,937.24/x
  3. Step 3: Cross multiply
    63,230.36x = 87,256.86 × 34,937.24
  4. Step 4: Simplify right side
    63,230.36x = 3,048,513,859.47
  5. Step 5: Solve for x
    x = 3,048,513,859.47/63,230.36
  6. Step 6: Final answer
    x = 48,212.82

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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.