Home / 40,965.50-61,391.10-30,962.04

Finding the Fourth Proportional to 40,965.50, 61,391.10 and 30,962.04

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Solution

The fourth proportional to 40,965.50, 61,391.10 and 30,962.04 is: 46,399.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,965.50 : 61,391.10 = 30,962.04 : x
  2. Step 2: Convert to fraction form
    40,965.50/61,391.10 = 30,962.04/x
  3. Step 3: Cross multiply
    40,965.50x = 61,391.10 × 30,962.04
  4. Step 4: Simplify right side
    40,965.50x = 1,900,793,693.84
  5. Step 5: Solve for x
    x = 1,900,793,693.84/40,965.50
  6. Step 6: Final answer
    x = 46,399.87

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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.