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Finding the Fourth Proportional to 158,356.67, 237,543.15 and 40,029.02

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Solution

The fourth proportional to 158,356.67, 237,543.15 and 40,029.02 is: 60,045.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,356.67 : 237,543.15 = 40,029.02 : x
  2. Step 2: Convert to fraction form
    158,356.67/237,543.15 = 40,029.02/x
  3. Step 3: Cross multiply
    158,356.67x = 237,543.15 × 40,029.02
  4. Step 4: Simplify right side
    158,356.67x = 9,508,619,502.21
  5. Step 5: Solve for x
    x = 9,508,619,502.21/158,356.67
  6. Step 6: Final answer
    x = 60,045.59

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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.