Home / 366,788.28-550,265.40-130,131.24

Finding the Fourth Proportional to 366,788.28, 550,265.40 and 130,131.24

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Solution

The fourth proportional to 366,788.28, 550,265.40 and 130,131.24 is: 195,226.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,788.28 : 550,265.40 = 130,131.24 : x
  2. Step 2: Convert to fraction form
    366,788.28/550,265.40 = 130,131.24/x
  3. Step 3: Cross multiply
    366,788.28x = 550,265.40 × 130,131.24
  4. Step 4: Simplify right side
    366,788.28x = 71,606,718,831.10
  5. Step 5: Solve for x
    x = 71,606,718,831.10/366,788.28
  6. Step 6: Final answer
    x = 195,226.30

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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.