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Finding the Fourth Proportional to 160,049.56, 220,862.44 and 88,428.04

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Solution

The fourth proportional to 160,049.56, 220,862.44 and 88,428.04 is: 122,027.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,049.56 : 220,862.44 = 88,428.04 : x
  2. Step 2: Convert to fraction form
    160,049.56/220,862.44 = 88,428.04/x
  3. Step 3: Cross multiply
    160,049.56x = 220,862.44 × 88,428.04
  4. Step 4: Simplify right side
    160,049.56x = 19,530,432,678.82
  5. Step 5: Solve for x
    x = 19,530,432,678.82/160,049.56
  6. Step 6: Final answer
    x = 122,027.41

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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.