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Finding the Fourth Proportional to 63,323.76, 87,386.04 and 34,642.92

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Solution

The fourth proportional to 63,323.76, 87,386.04 and 34,642.92 is: 47,806.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,323.76 : 87,386.04 = 34,642.92 : x
  2. Step 2: Convert to fraction form
    63,323.76/87,386.04 = 34,642.92/x
  3. Step 3: Cross multiply
    63,323.76x = 87,386.04 × 34,642.92
  4. Step 4: Simplify right side
    63,323.76x = 3,027,307,592.84
  5. Step 5: Solve for x
    x = 3,027,307,592.84/63,323.76
  6. Step 6: Final answer
    x = 47,806.82

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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.