Home / 160,366.08-240,604.32-71,680.80

Finding the Fourth Proportional to 160,366.08, 240,604.32 and 71,680.80

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Solution

The fourth proportional to 160,366.08, 240,604.32 and 71,680.80 is: 107,545.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,366.08 : 240,604.32 = 71,680.80 : x
  2. Step 2: Convert to fraction form
    160,366.08/240,604.32 = 71,680.80/x
  3. Step 3: Cross multiply
    160,366.08x = 240,604.32 × 71,680.80
  4. Step 4: Simplify right side
    160,366.08x = 17,246,710,141.06
  5. Step 5: Solve for x
    x = 17,246,710,141.06/160,366.08
  6. Step 6: Final answer
    x = 107,545.87

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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.