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Finding the Fourth Proportional to 156,937.65, 235,406.48 and 150,814.05

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Solution

The fourth proportional to 156,937.65, 235,406.48 and 150,814.05 is: 226,221.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,937.65 : 235,406.48 = 150,814.05 : x
  2. Step 2: Convert to fraction form
    156,937.65/235,406.48 = 150,814.05/x
  3. Step 3: Cross multiply
    156,937.65x = 235,406.48 × 150,814.05
  4. Step 4: Simplify right side
    156,937.65x = 35,502,603,890.97
  5. Step 5: Solve for x
    x = 35,502,603,890.97/156,937.65
  6. Step 6: Final answer
    x = 226,221.08

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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.