Home / 84,891.96-127,356.36-25,732.17

Finding the Fourth Proportional to 84,891.96, 127,356.36 and 25,732.17

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Solution

The fourth proportional to 84,891.96, 127,356.36 and 25,732.17 is: 38,603.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,891.96 : 127,356.36 = 25,732.17 : x
  2. Step 2: Convert to fraction form
    84,891.96/127,356.36 = 25,732.17/x
  3. Step 3: Cross multiply
    84,891.96x = 127,356.36 × 25,732.17
  4. Step 4: Simplify right side
    84,891.96x = 3,277,155,506.10
  5. Step 5: Solve for x
    x = 3,277,155,506.10/84,891.96
  6. Step 6: Final answer
    x = 38,603.84

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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.