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Finding the Fourth Proportional to 160,600.10, 221,625.27 and 88,978.69

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Solution

The fourth proportional to 160,600.10, 221,625.27 and 88,978.69 is: 122,789.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,600.10 : 221,625.27 = 88,978.69 : x
  2. Step 2: Convert to fraction form
    160,600.10/221,625.27 = 88,978.69/x
  3. Step 3: Cross multiply
    160,600.10x = 221,625.27 × 88,978.69
  4. Step 4: Simplify right side
    160,600.10x = 19,719,926,195.50
  5. Step 5: Solve for x
    x = 19,719,926,195.50/160,600.10
  6. Step 6: Final answer
    x = 122,789.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.