Home / 40,242.28-55,537.86-23,480.68

Finding the Fourth Proportional to 40,242.28, 55,537.86 and 23,480.68

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Solution

The fourth proportional to 40,242.28, 55,537.86 and 23,480.68 is: 32,405.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,242.28 : 55,537.86 = 23,480.68 : x
  2. Step 2: Convert to fraction form
    40,242.28/55,537.86 = 23,480.68/x
  3. Step 3: Cross multiply
    40,242.28x = 55,537.86 × 23,480.68
  4. Step 4: Simplify right side
    40,242.28x = 1,304,066,718.54
  5. Step 5: Solve for x
    x = 1,304,066,718.54/40,242.28
  6. Step 6: Final answer
    x = 32,405.39

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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.