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Finding the Fourth Proportional to 63,999.90, 95,877.45 and 34,407.90

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Solution

The fourth proportional to 63,999.90, 95,877.45 and 34,407.90 is: 51,546.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,999.90 : 95,877.45 = 34,407.90 : x
  2. Step 2: Convert to fraction form
    63,999.90/95,877.45 = 34,407.90/x
  3. Step 3: Cross multiply
    63,999.90x = 95,877.45 × 34,407.90
  4. Step 4: Simplify right side
    63,999.90x = 3,298,941,711.86
  5. Step 5: Solve for x
    x = 3,298,941,711.86/63,999.90
  6. Step 6: Final answer
    x = 51,546.04

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1.5x scale

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.