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Finding the Fourth Proportional to 62,053.86, 85,664.07 and 38,200.98

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Solution

The fourth proportional to 62,053.86, 85,664.07 and 38,200.98 is: 52,735.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,053.86 : 85,664.07 = 38,200.98 : x
  2. Step 2: Convert to fraction form
    62,053.86/85,664.07 = 38,200.98/x
  3. Step 3: Cross multiply
    62,053.86x = 85,664.07 × 38,200.98
  4. Step 4: Simplify right side
    62,053.86x = 3,272,451,424.79
  5. Step 5: Solve for x
    x = 3,272,451,424.79/62,053.86
  6. Step 6: Final answer
    x = 52,735.66

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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.