Home / 40,171.07-60,259.59-13,517.12

Finding the Fourth Proportional to 40,171.07, 60,259.59 and 13,517.12

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Solution

The fourth proportional to 40,171.07, 60,259.59 and 13,517.12 is: 20,276.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,171.07 : 60,259.59 = 13,517.12 : x
  2. Step 2: Convert to fraction form
    40,171.07/60,259.59 = 13,517.12/x
  3. Step 3: Cross multiply
    40,171.07x = 60,259.59 × 13,517.12
  4. Step 4: Simplify right side
    40,171.07x = 814,535,807.88
  5. Step 5: Solve for x
    x = 814,535,807.88/40,171.07
  6. Step 6: Final answer
    x = 20,276.68

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1.5x scale

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.