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Finding the Fourth Proportional to 178,525.74, 267,787.46 and 45,404.85

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Solution

The fourth proportional to 178,525.74, 267,787.46 and 45,404.85 is: 68,106.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,525.74 : 267,787.46 = 45,404.85 : x
  2. Step 2: Convert to fraction form
    178,525.74/267,787.46 = 45,404.85/x
  3. Step 3: Cross multiply
    178,525.74x = 267,787.46 × 45,404.85
  4. Step 4: Simplify right side
    178,525.74x = 12,158,849,226.16
  5. Step 5: Solve for x
    x = 12,158,849,226.16/178,525.74
  6. Step 6: Final answer
    x = 68,106.98

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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.