Home / 40,954.59-61,395.35-15,988.86

Finding the Fourth Proportional to 40,954.59, 61,395.35 and 15,988.86

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Solution

The fourth proportional to 40,954.59, 61,395.35 and 15,988.86 is: 23,969.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,954.59 : 61,395.35 = 15,988.86 : x
  2. Step 2: Convert to fraction form
    40,954.59/61,395.35 = 15,988.86/x
  3. Step 3: Cross multiply
    40,954.59x = 61,395.35 × 15,988.86
  4. Step 4: Simplify right side
    40,954.59x = 981,641,575.86
  5. Step 5: Solve for x
    x = 981,641,575.86/40,954.59
  6. Step 6: Final answer
    x = 23,969.02

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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.