Home / 40,500.86-60,747.05-10,916.88

Finding the Fourth Proportional to 40,500.86, 60,747.05 and 10,916.88

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Solution

The fourth proportional to 40,500.86, 60,747.05 and 10,916.88 is: 16,374.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,500.86 : 60,747.05 = 10,916.88 : x
  2. Step 2: Convert to fraction form
    40,500.86/60,747.05 = 10,916.88/x
  3. Step 3: Cross multiply
    40,500.86x = 60,747.05 × 10,916.88
  4. Step 4: Simplify right side
    40,500.86x = 663,168,200.62
  5. Step 5: Solve for x
    x = 663,168,200.62/40,500.86
  6. Step 6: Final answer
    x = 16,374.18

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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.