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Finding the Fourth Proportional to 63,263.88, 87,292.35 and 36,407.52

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Solution

The fourth proportional to 63,263.88, 87,292.35 and 36,407.52 is: 50,235.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,263.88 : 87,292.35 = 36,407.52 : x
  2. Step 2: Convert to fraction form
    63,263.88/87,292.35 = 36,407.52/x
  3. Step 3: Cross multiply
    63,263.88x = 87,292.35 × 36,407.52
  4. Step 4: Simplify right side
    63,263.88x = 3,178,097,978.47
  5. Step 5: Solve for x
    x = 3,178,097,978.47/63,263.88
  6. Step 6: Final answer
    x = 50,235.58

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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.