Home / 82,972.40-124,458.60-27,568.40

Finding the Fourth Proportional to 82,972.40, 124,458.60 and 27,568.40

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Solution

The fourth proportional to 82,972.40, 124,458.60 and 27,568.40 is: 41,352.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,972.40 : 124,458.60 = 27,568.40 : x
  2. Step 2: Convert to fraction form
    82,972.40/124,458.60 = 27,568.40/x
  3. Step 3: Cross multiply
    82,972.40x = 124,458.60 × 27,568.40
  4. Step 4: Simplify right side
    82,972.40x = 3,431,124,468.24
  5. Step 5: Solve for x
    x = 3,431,124,468.24/82,972.40
  6. Step 6: Final answer
    x = 41,352.60

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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.