Home / 127,488.73-175,934.62-70,900.10

Finding the Fourth Proportional to 127,488.73, 175,934.62 and 70,900.10

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Solution

The fourth proportional to 127,488.73, 175,934.62 and 70,900.10 is: 97,842.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,488.73 : 175,934.62 = 70,900.10 : x
  2. Step 2: Convert to fraction form
    127,488.73/175,934.62 = 70,900.10/x
  3. Step 3: Cross multiply
    127,488.73x = 175,934.62 × 70,900.10
  4. Step 4: Simplify right side
    127,488.73x = 12,473,781,974.21
  5. Step 5: Solve for x
    x = 12,473,781,974.21/127,488.73
  6. Step 6: Final answer
    x = 97,842.24

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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.