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Finding the Fourth Proportional to 96,388.92, 133,021.80 and 60,565.68

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Solution

The fourth proportional to 96,388.92, 133,021.80 and 60,565.68 is: 83,583.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,388.92 : 133,021.80 = 60,565.68 : x
  2. Step 2: Convert to fraction form
    96,388.92/133,021.80 = 60,565.68/x
  3. Step 3: Cross multiply
    96,388.92x = 133,021.80 × 60,565.68
  4. Step 4: Simplify right side
    96,388.92x = 8,056,555,771.82
  5. Step 5: Solve for x
    x = 8,056,555,771.82/96,388.92
  6. Step 6: Final answer
    x = 83,583.84

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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.