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Finding the Fourth Proportional to 116,989.92, 175,484.88 and 54,704.16

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Solution

The fourth proportional to 116,989.92, 175,484.88 and 54,704.16 is: 82,056.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,989.92 : 175,484.88 = 54,704.16 : x
  2. Step 2: Convert to fraction form
    116,989.92/175,484.88 = 54,704.16/x
  3. Step 3: Cross multiply
    116,989.92x = 175,484.88 × 54,704.16
  4. Step 4: Simplify right side
    116,989.92x = 9,599,752,953.10
  5. Step 5: Solve for x
    x = 9,599,752,953.10/116,989.92
  6. Step 6: Final answer
    x = 82,056.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.