Home / 111,982.14-154,508.85-63,573.57

Finding the Fourth Proportional to 111,982.14, 154,508.85 and 63,573.57

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Solution

The fourth proportional to 111,982.14, 154,508.85 and 63,573.57 is: 87,716.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,982.14 : 154,508.85 = 63,573.57 : x
  2. Step 2: Convert to fraction form
    111,982.14/154,508.85 = 63,573.57/x
  3. Step 3: Cross multiply
    111,982.14x = 154,508.85 × 63,573.57
  4. Step 4: Simplify right side
    111,982.14x = 9,822,679,191.09
  5. Step 5: Solve for x
    x = 9,822,679,191.09/111,982.14
  6. Step 6: Final answer
    x = 87,716.48

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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.