Home / 40,132.56-55,387.80-23,365.68

Finding the Fourth Proportional to 40,132.56, 55,387.80 and 23,365.68

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Solution

The fourth proportional to 40,132.56, 55,387.80 and 23,365.68 is: 32,247.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,132.56 : 55,387.80 = 23,365.68 : x
  2. Step 2: Convert to fraction form
    40,132.56/55,387.80 = 23,365.68/x
  3. Step 3: Cross multiply
    40,132.56x = 55,387.80 × 23,365.68
  4. Step 4: Simplify right side
    40,132.56x = 1,294,173,610.70
  5. Step 5: Solve for x
    x = 1,294,173,610.70/40,132.56
  6. Step 6: Final answer
    x = 32,247.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.