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Finding the Fourth Proportional to 173,359.70, 260,039.55 and 162,862.10

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Solution

The fourth proportional to 173,359.70, 260,039.55 and 162,862.10 is: 244,293.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,359.70 : 260,039.55 = 162,862.10 : x
  2. Step 2: Convert to fraction form
    173,359.70/260,039.55 = 162,862.10/x
  3. Step 3: Cross multiply
    173,359.70x = 260,039.55 × 162,862.10
  4. Step 4: Simplify right side
    173,359.70x = 42,350,587,196.06
  5. Step 5: Solve for x
    x = 42,350,587,196.06/173,359.70
  6. Step 6: Final answer
    x = 244,293.15

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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.