Home / 240,521.20-360,833.33-88,718.79

Finding the Fourth Proportional to 240,521.20, 360,833.33 and 88,718.79

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Solution

The fourth proportional to 240,521.20, 360,833.33 and 88,718.79 is: 133,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,521.20 : 360,833.33 = 88,718.79 : x
  2. Step 2: Convert to fraction form
    240,521.20/360,833.33 = 88,718.79/x
  3. Step 3: Cross multiply
    240,521.20x = 360,833.33 × 88,718.79
  4. Step 4: Simplify right side
    240,521.20x = 32,012,698,004.19
  5. Step 5: Solve for x
    x = 32,012,698,004.19/240,521.20
  6. Step 6: Final answer
    x = 133,097.20

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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.