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Finding the Fourth Proportional to 169,655.65, 234,115.45 and 93,184.76

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Solution

The fourth proportional to 169,655.65, 234,115.45 and 93,184.76 is: 128,589.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,655.65 : 234,115.45 = 93,184.76 : x
  2. Step 2: Convert to fraction form
    169,655.65/234,115.45 = 93,184.76/x
  3. Step 3: Cross multiply
    169,655.65x = 234,115.45 × 93,184.76
  4. Step 4: Simplify right side
    169,655.65x = 21,815,992,372.87
  5. Step 5: Solve for x
    x = 21,815,992,372.87/169,655.65
  6. Step 6: Final answer
    x = 128,589.84

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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.