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Finding the Fourth Proportional to 178,798.70, 268,176.79 and 58,825.90

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Solution

The fourth proportional to 178,798.70, 268,176.79 and 58,825.90 is: 88,231.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,798.70 : 268,176.79 = 58,825.90 : x
  2. Step 2: Convert to fraction form
    178,798.70/268,176.79 = 58,825.90/x
  3. Step 3: Cross multiply
    178,798.70x = 268,176.79 × 58,825.90
  4. Step 4: Simplify right side
    178,798.70x = 15,775,739,689.98
  5. Step 5: Solve for x
    x = 15,775,739,689.98/178,798.70
  6. Step 6: Final answer
    x = 88,231.85

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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.