Home / 40,545.90-60,818.70-10,963.73

Finding the Fourth Proportional to 40,545.90, 60,818.70 and 10,963.73

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Solution

The fourth proportional to 40,545.90, 60,818.70 and 10,963.73 is: 16,445.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,545.90 : 60,818.70 = 10,963.73 : x
  2. Step 2: Convert to fraction form
    40,545.90/60,818.70 = 10,963.73/x
  3. Step 3: Cross multiply
    40,545.90x = 60,818.70 × 10,963.73
  4. Step 4: Simplify right side
    40,545.90x = 666,799,805.75
  5. Step 5: Solve for x
    x = 666,799,805.75/40,545.90
  6. Step 6: Final answer
    x = 16,445.55

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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.