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Finding the Fourth Proportional to 173,898.35, 260,845.46 and 98,002.61

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Solution

The fourth proportional to 173,898.35, 260,845.46 and 98,002.61 is: 147,002.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,898.35 : 260,845.46 = 98,002.61 : x
  2. Step 2: Convert to fraction form
    173,898.35/260,845.46 = 98,002.61/x
  3. Step 3: Cross multiply
    173,898.35x = 260,845.46 × 98,002.61
  4. Step 4: Simplify right side
    173,898.35x = 25,563,535,886.65
  5. Step 5: Solve for x
    x = 25,563,535,886.65/173,898.35
  6. Step 6: Final answer
    x = 147,002.75

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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.