Home / 160,426.48-240,876.24-89,487.72

Finding the Fourth Proportional to 160,426.48, 240,876.24 and 89,487.72

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Solution

The fourth proportional to 160,426.48, 240,876.24 and 89,487.72 is: 134,363.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,426.48 : 240,876.24 = 89,487.72 : x
  2. Step 2: Convert to fraction form
    160,426.48/240,876.24 = 89,487.72/x
  3. Step 3: Cross multiply
    160,426.48x = 240,876.24 × 89,487.72
  4. Step 4: Simplify right side
    160,426.48x = 21,555,465,519.77
  5. Step 5: Solve for x
    x = 21,555,465,519.77/160,426.48
  6. Step 6: Final answer
    x = 134,363.51

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1.5x scale

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.