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Finding the Fourth Proportional to 237,442.76, 356,182.56 and 68,965.80

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Solution

The fourth proportional to 237,442.76, 356,182.56 and 68,965.80 is: 103,454.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,442.76 : 356,182.56 = 68,965.80 : x
  2. Step 2: Convert to fraction form
    237,442.76/356,182.56 = 68,965.80/x
  3. Step 3: Cross multiply
    237,442.76x = 356,182.56 × 68,965.80
  4. Step 4: Simplify right side
    237,442.76x = 24,564,415,196.45
  5. Step 5: Solve for x
    x = 24,564,415,196.45/237,442.76
  6. Step 6: Final answer
    x = 103,454.05

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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.