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Finding the Fourth Proportional to 97,449.83, 134,480.77 and 52,737.83

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Solution

The fourth proportional to 97,449.83, 134,480.77 and 52,737.83 is: 72,778.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,449.83 : 134,480.77 = 52,737.83 : x
  2. Step 2: Convert to fraction form
    97,449.83/134,480.77 = 52,737.83/x
  3. Step 3: Cross multiply
    97,449.83x = 134,480.77 × 52,737.83
  4. Step 4: Simplify right side
    97,449.83x = 7,092,223,722.84
  5. Step 5: Solve for x
    x = 7,092,223,722.84/97,449.83
  6. Step 6: Final answer
    x = 72,778.21

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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.