Home / 40,978.04-61,462.32-24,121.16

Finding the Fourth Proportional to 40,978.04, 61,462.32 and 24,121.16

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Solution

The fourth proportional to 40,978.04, 61,462.32 and 24,121.16 is: 36,178.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,978.04 : 61,462.32 = 24,121.16 : x
  2. Step 2: Convert to fraction form
    40,978.04/61,462.32 = 24,121.16/x
  3. Step 3: Cross multiply
    40,978.04x = 61,462.32 × 24,121.16
  4. Step 4: Simplify right side
    40,978.04x = 1,482,542,454.69
  5. Step 5: Solve for x
    x = 1,482,542,454.69/40,978.04
  6. Step 6: Final answer
    x = 36,178.95

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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.