Home / 186,767.19-257,738.18-101,883.65

Finding the Fourth Proportional to 186,767.19, 257,738.18 and 101,883.65

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Solution

The fourth proportional to 186,767.19, 257,738.18 and 101,883.65 is: 140,599.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,767.19 : 257,738.18 = 101,883.65 : x
  2. Step 2: Convert to fraction form
    186,767.19/257,738.18 = 101,883.65/x
  3. Step 3: Cross multiply
    186,767.19x = 257,738.18 × 101,883.65
  4. Step 4: Simplify right side
    186,767.19x = 26,259,304,724.65
  5. Step 5: Solve for x
    x = 26,259,304,724.65/186,767.19
  6. Step 6: Final answer
    x = 140,599.13

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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.