Home / 84,724.66-127,097.88-25,566.28

Finding the Fourth Proportional to 84,724.66, 127,097.88 and 25,566.28

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Solution

The fourth proportional to 84,724.66, 127,097.88 and 25,566.28 is: 38,352.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,724.66 : 127,097.88 = 25,566.28 : x
  2. Step 2: Convert to fraction form
    84,724.66/127,097.88 = 25,566.28/x
  3. Step 3: Cross multiply
    84,724.66x = 127,097.88 × 25,566.28
  4. Step 4: Simplify right side
    84,724.66x = 3,249,419,987.49
  5. Step 5: Solve for x
    x = 3,249,419,987.49/84,724.66
  6. Step 6: Final answer
    x = 38,352.71

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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.