Home / 125,943.28-187,932.57-114,765.28

Finding the Fourth Proportional to 125,943.28, 187,932.57 and 114,765.28

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Solution

The fourth proportional to 125,943.28, 187,932.57 and 114,765.28 is: 171,252.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,943.28 : 187,932.57 = 114,765.28 : x
  2. Step 2: Convert to fraction form
    125,943.28/187,932.57 = 114,765.28/x
  3. Step 3: Cross multiply
    125,943.28x = 187,932.57 × 114,765.28
  4. Step 4: Simplify right side
    125,943.28x = 21,568,134,017.17
  5. Step 5: Solve for x
    x = 21,568,134,017.17/125,943.28
  6. Step 6: Final answer
    x = 171,252.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.