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Finding the Fourth Proportional to 120,966.53, 166,924.32 and 67,248.27

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Solution

The fourth proportional to 120,966.53, 166,924.32 and 67,248.27 is: 92,797.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,966.53 : 166,924.32 = 67,248.27 : x
  2. Step 2: Convert to fraction form
    120,966.53/166,924.32 = 67,248.27/x
  3. Step 3: Cross multiply
    120,966.53x = 166,924.32 × 67,248.27
  4. Step 4: Simplify right side
    120,966.53x = 11,225,371,740.93
  5. Step 5: Solve for x
    x = 11,225,371,740.93/120,966.53
  6. Step 6: Final answer
    x = 92,797.34

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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.