Home / 40,318.83-60,478.18-10,736.75

Finding the Fourth Proportional to 40,318.83, 60,478.18 and 10,736.75

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Solution

The fourth proportional to 40,318.83, 60,478.18 and 10,736.75 is: 16,105.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,318.83 : 60,478.18 = 10,736.75 : x
  2. Step 2: Convert to fraction form
    40,318.83/60,478.18 = 10,736.75/x
  3. Step 3: Cross multiply
    40,318.83x = 60,478.18 × 10,736.75
  4. Step 4: Simplify right side
    40,318.83x = 649,339,223.47
  5. Step 5: Solve for x
    x = 649,339,223.47/40,318.83
  6. Step 6: Final answer
    x = 16,105.11

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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.