Home / 54,446.64-75,132.06-30,568.74

Finding the Fourth Proportional to 54,446.64, 75,132.06 and 30,568.74

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Solution

The fourth proportional to 54,446.64, 75,132.06 and 30,568.74 is: 42,182.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,446.64 : 75,132.06 = 30,568.74 : x
  2. Step 2: Convert to fraction form
    54,446.64/75,132.06 = 30,568.74/x
  3. Step 3: Cross multiply
    54,446.64x = 75,132.06 × 30,568.74
  4. Step 4: Simplify right side
    54,446.64x = 2,296,692,407.80
  5. Step 5: Solve for x
    x = 2,296,692,407.80/54,446.64
  6. Step 6: Final answer
    x = 42,182.45

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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.