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Finding the Fourth Proportional to 237,867.90, 356,101.98 and 158,785.98

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Solution

The fourth proportional to 237,867.90, 356,101.98 and 158,785.98 is: 237,711.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,867.90 : 356,101.98 = 158,785.98 : x
  2. Step 2: Convert to fraction form
    237,867.90/356,101.98 = 158,785.98/x
  3. Step 3: Cross multiply
    237,867.90x = 356,101.98 × 158,785.98
  4. Step 4: Simplify right side
    237,867.90x = 56,544,001,874.24
  5. Step 5: Solve for x
    x = 56,544,001,874.24/237,867.90
  6. Step 6: Final answer
    x = 237,711.78

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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.