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Finding the Fourth Proportional to 63,148.88, 94,692.60 and 36,862.16

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Solution

The fourth proportional to 63,148.88, 94,692.60 and 36,862.16 is: 55,275.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,148.88 : 94,692.60 = 36,862.16 : x
  2. Step 2: Convert to fraction form
    63,148.88/94,692.60 = 36,862.16/x
  3. Step 3: Cross multiply
    63,148.88x = 94,692.60 × 36,862.16
  4. Step 4: Simplify right side
    63,148.88x = 3,490,573,772.02
  5. Step 5: Solve for x
    x = 3,490,573,772.02/63,148.88
  6. Step 6: Final answer
    x = 55,275.31

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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.