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Finding the Fourth Proportional to 83,099.52, 114,677.10 and 45,373.50

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Solution

The fourth proportional to 83,099.52, 114,677.10 and 45,373.50 is: 62,615.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,099.52 : 114,677.10 = 45,373.50 : x
  2. Step 2: Convert to fraction form
    83,099.52/114,677.10 = 45,373.50/x
  3. Step 3: Cross multiply
    83,099.52x = 114,677.10 × 45,373.50
  4. Step 4: Simplify right side
    83,099.52x = 5,203,301,396.85
  5. Step 5: Solve for x
    x = 5,203,301,396.85/83,099.52
  6. Step 6: Final answer
    x = 62,615.30

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1.5x scale

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.