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Finding the Fourth Proportional to 159,624.18, 220,282.90 and 88,006.77

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Solution

The fourth proportional to 159,624.18, 220,282.90 and 88,006.77 is: 121,450.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,624.18 : 220,282.90 = 88,006.77 : x
  2. Step 2: Convert to fraction form
    159,624.18/220,282.90 = 88,006.77/x
  3. Step 3: Cross multiply
    159,624.18x = 220,282.90 × 88,006.77
  4. Step 4: Simplify right side
    159,624.18x = 19,386,386,295.22
  5. Step 5: Solve for x
    x = 19,386,386,295.22/159,624.18
  6. Step 6: Final answer
    x = 121,450.19

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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.