Home / 150,932.90-208,292.39-82,952.28

Finding the Fourth Proportional to 150,932.90, 208,292.39 and 82,952.28

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Solution

The fourth proportional to 150,932.90, 208,292.39 and 82,952.28 is: 114,476.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,932.90 : 208,292.39 = 82,952.28 : x
  2. Step 2: Convert to fraction form
    150,932.90/208,292.39 = 82,952.28/x
  3. Step 3: Cross multiply
    150,932.90x = 208,292.39 × 82,952.28
  4. Step 4: Simplify right side
    150,932.90x = 17,278,328,657.15
  5. Step 5: Solve for x
    x = 17,278,328,657.15/150,932.90
  6. Step 6: Final answer
    x = 114,476.89

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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.