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Finding the Fourth Proportional to 160,427.86, 240,560.78 and 93,887.98

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Solution

The fourth proportional to 160,427.86, 240,560.78 and 93,887.98 is: 140,784.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,427.86 : 240,560.78 = 93,887.98 : x
  2. Step 2: Convert to fraction form
    160,427.86/240,560.78 = 93,887.98/x
  3. Step 3: Cross multiply
    160,427.86x = 240,560.78 × 93,887.98
  4. Step 4: Simplify right side
    160,427.86x = 22,585,765,701.42
  5. Step 5: Solve for x
    x = 22,585,765,701.42/160,427.86
  6. Step 6: Final answer
    x = 140,784.56

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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.