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Finding the Fourth Proportional to 127,301.66, 175,676.40 and 69,944.68

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Solution

The fourth proportional to 127,301.66, 175,676.40 and 69,944.68 is: 96,523.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,301.66 : 175,676.40 = 69,944.68 : x
  2. Step 2: Convert to fraction form
    127,301.66/175,676.40 = 69,944.68/x
  3. Step 3: Cross multiply
    127,301.66x = 175,676.40 × 69,944.68
  4. Step 4: Simplify right side
    127,301.66x = 12,287,629,581.55
  5. Step 5: Solve for x
    x = 12,287,629,581.55/127,301.66
  6. Step 6: Final answer
    x = 96,523.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.