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Finding the Fourth Proportional to 162,505.24, 243,727.98 and 73,737.40

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Solution

The fourth proportional to 162,505.24, 243,727.98 and 73,737.40 is: 110,592.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,505.24 : 243,727.98 = 73,737.40 : x
  2. Step 2: Convert to fraction form
    162,505.24/243,727.98 = 73,737.40/x
  3. Step 3: Cross multiply
    162,505.24x = 243,727.98 × 73,737.40
  4. Step 4: Simplify right side
    162,505.24x = 17,971,867,552.45
  5. Step 5: Solve for x
    x = 17,971,867,552.45/162,505.24
  6. Step 6: Final answer
    x = 110,592.54

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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.