Home / 40,542.76-55,958.34-23,781.16

Finding the Fourth Proportional to 40,542.76, 55,958.34 and 23,781.16

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Solution

The fourth proportional to 40,542.76, 55,958.34 and 23,781.16 is: 32,823.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,542.76 : 55,958.34 = 23,781.16 : x
  2. Step 2: Convert to fraction form
    40,542.76/55,958.34 = 23,781.16/x
  3. Step 3: Cross multiply
    40,542.76x = 55,958.34 × 23,781.16
  4. Step 4: Simplify right side
    40,542.76x = 1,330,754,236.87
  5. Step 5: Solve for x
    x = 1,330,754,236.87/40,542.76
  6. Step 6: Final answer
    x = 32,823.47

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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.