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Finding the Fourth Proportional to 127,394.25, 175,808.01 and 70,037.97

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Solution

The fourth proportional to 127,394.25, 175,808.01 and 70,037.97 is: 96,654.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,394.25 : 175,808.01 = 70,037.97 : x
  2. Step 2: Convert to fraction form
    127,394.25/175,808.01 = 70,037.97/x
  3. Step 3: Cross multiply
    127,394.25x = 175,808.01 × 70,037.97
  4. Step 4: Simplify right side
    127,394.25x = 12,313,236,130.14
  5. Step 5: Solve for x
    x = 12,313,236,130.14/127,394.25
  6. Step 6: Final answer
    x = 96,654.57

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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.