Home / 160,426.34-240,876.05-89,487.57

Finding the Fourth Proportional to 160,426.34, 240,876.05 and 89,487.57

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Solution

The fourth proportional to 160,426.34, 240,876.05 and 89,487.57 is: 134,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,426.34 : 240,876.05 = 89,487.57 : x
  2. Step 2: Convert to fraction form
    160,426.34/240,876.05 = 89,487.57/x
  3. Step 3: Cross multiply
    160,426.34x = 240,876.05 × 89,487.57
  4. Step 4: Simplify right side
    160,426.34x = 21,555,412,385.70
  5. Step 5: Solve for x
    x = 21,555,412,385.70/160,426.34
  6. Step 6: Final answer
    x = 134,363.30

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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.