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Finding the Fourth Proportional to 173,356.60, 260,034.90 and 146,784.55

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Solution

The fourth proportional to 173,356.60, 260,034.90 and 146,784.55 is: 220,176.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,356.60 : 260,034.90 = 146,784.55 : x
  2. Step 2: Convert to fraction form
    173,356.60/260,034.90 = 146,784.55/x
  3. Step 3: Cross multiply
    173,356.60x = 260,034.90 × 146,784.55
  4. Step 4: Simplify right side
    173,356.60x = 38,169,105,780.80
  5. Step 5: Solve for x
    x = 38,169,105,780.80/173,356.60
  6. Step 6: Final answer
    x = 220,176.83

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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.