Home / 186,844.91-280,264.73-86,949.23

Finding the Fourth Proportional to 186,844.91, 280,264.73 and 86,949.23

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Solution

The fourth proportional to 186,844.91, 280,264.73 and 86,949.23 is: 130,422.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,844.91 : 280,264.73 = 86,949.23 : x
  2. Step 2: Convert to fraction form
    186,844.91/280,264.73 = 86,949.23/x
  3. Step 3: Cross multiply
    186,844.91x = 280,264.73 × 86,949.23
  4. Step 4: Simplify right side
    186,844.91x = 24,368,801,092.61
  5. Step 5: Solve for x
    x = 24,368,801,092.61/186,844.91
  6. Step 6: Final answer
    x = 130,422.61

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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.