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Finding the Fourth Proportional to 127,177.56, 175,507.24 and 69,822.22

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Solution

The fourth proportional to 127,177.56, 175,507.24 and 69,822.22 is: 96,355.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,177.56 : 175,507.24 = 69,822.22 : x
  2. Step 2: Convert to fraction form
    127,177.56/175,507.24 = 69,822.22/x
  3. Step 3: Cross multiply
    127,177.56x = 175,507.24 × 69,822.22
  4. Step 4: Simplify right side
    127,177.56x = 12,254,304,969.54
  5. Step 5: Solve for x
    x = 12,254,304,969.54/127,177.56
  6. Step 6: Final answer
    x = 96,355.87

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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.