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Finding the Fourth Proportional to 173,484.81, 260,049.96 and 98,446.50

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Solution

The fourth proportional to 173,484.81, 260,049.96 and 98,446.50 is: 147,569.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,484.81 : 260,049.96 = 98,446.50 : x
  2. Step 2: Convert to fraction form
    173,484.81/260,049.96 = 98,446.50/x
  3. Step 3: Cross multiply
    173,484.81x = 260,049.96 × 98,446.50
  4. Step 4: Simplify right side
    173,484.81x = 25,601,008,387.14
  5. Step 5: Solve for x
    x = 25,601,008,387.14/173,484.81
  6. Step 6: Final answer
    x = 147,569.16

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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.