Home / 116,987.49-175,493.61-38,107.89

Finding the Fourth Proportional to 116,987.49, 175,493.61 and 38,107.89

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Solution

The fourth proportional to 116,987.49, 175,493.61 and 38,107.89 is: 57,165.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,987.49 : 175,493.61 = 38,107.89 : x
  2. Step 2: Convert to fraction form
    116,987.49/175,493.61 = 38,107.89/x
  3. Step 3: Cross multiply
    116,987.49x = 175,493.61 × 38,107.89
  4. Step 4: Simplify right side
    116,987.49x = 6,687,691,185.58
  5. Step 5: Solve for x
    x = 6,687,691,185.58/116,987.49
  6. Step 6: Final answer
    x = 57,165.87

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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.