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Finding the Fourth Proportional to 96,374.92, 133,124.46 and 73,990.48

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Solution

The fourth proportional to 96,374.92, 133,124.46 and 73,990.48 is: 102,204.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,374.92 : 133,124.46 = 73,990.48 : x
  2. Step 2: Convert to fraction form
    96,374.92/133,124.46 = 73,990.48/x
  3. Step 3: Cross multiply
    96,374.92x = 133,124.46 × 73,990.48
  4. Step 4: Simplify right side
    96,374.92x = 9,849,942,695.14
  5. Step 5: Solve for x
    x = 9,849,942,695.14/96,374.92
  6. Step 6: Final answer
    x = 102,204.42

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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.