Home / 84,774.16-127,204.98-34,891.12

Finding the Fourth Proportional to 84,774.16, 127,204.98 and 34,891.12

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Solution

The fourth proportional to 84,774.16, 127,204.98 and 34,891.12 is: 52,354.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,774.16 : 127,204.98 = 34,891.12 : x
  2. Step 2: Convert to fraction form
    84,774.16/127,204.98 = 34,891.12/x
  3. Step 3: Cross multiply
    84,774.16x = 127,204.98 × 34,891.12
  4. Step 4: Simplify right side
    84,774.16x = 4,438,324,221.78
  5. Step 5: Solve for x
    x = 4,438,324,221.78/84,774.16
  6. Step 6: Final answer
    x = 52,354.68

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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.