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Finding the Fourth Proportional to 94,498.57, 130,255.99 and 63,862.08

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Solution

The fourth proportional to 94,498.57, 130,255.99 and 63,862.08 is: 88,026.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,498.57 : 130,255.99 = 63,862.08 : x
  2. Step 2: Convert to fraction form
    94,498.57/130,255.99 = 63,862.08/x
  3. Step 3: Cross multiply
    94,498.57x = 130,255.99 × 63,862.08
  4. Step 4: Simplify right side
    94,498.57x = 8,318,418,453.86
  5. Step 5: Solve for x
    x = 8,318,418,453.86/94,498.57
  6. Step 6: Final answer
    x = 88,026.92

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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.