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Finding the Fourth Proportional to 84,806.13, 127,267.51 and 29,402.13

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Solution

The fourth proportional to 84,806.13, 127,267.51 and 29,402.13 is: 44,123.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,806.13 : 127,267.51 = 29,402.13 : x
  2. Step 2: Convert to fraction form
    84,806.13/127,267.51 = 29,402.13/x
  3. Step 3: Cross multiply
    84,806.13x = 127,267.51 × 29,402.13
  4. Step 4: Simplify right side
    84,806.13x = 3,741,935,873.80
  5. Step 5: Solve for x
    x = 3,741,935,873.80/84,806.13
  6. Step 6: Final answer
    x = 44,123.41

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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.