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Finding the Fourth Proportional to 63,347.16, 95,048.30 and 39,708.88

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Solution

The fourth proportional to 63,347.16, 95,048.30 and 39,708.88 is: 59,580.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,347.16 : 95,048.30 = 39,708.88 : x
  2. Step 2: Convert to fraction form
    63,347.16/95,048.30 = 39,708.88/x
  3. Step 3: Cross multiply
    63,347.16x = 95,048.30 × 39,708.88
  4. Step 4: Simplify right side
    63,347.16x = 3,774,261,538.90
  5. Step 5: Solve for x
    x = 3,774,261,538.90/63,347.16
  6. Step 6: Final answer
    x = 59,580.60

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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.