Home / 186,050.91-278,854.83-129,585.41

Finding the Fourth Proportional to 186,050.91, 278,854.83 and 129,585.41

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Solution

The fourth proportional to 186,050.91, 278,854.83 and 129,585.41 is: 194,223.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,050.91 : 278,854.83 = 129,585.41 : x
  2. Step 2: Convert to fraction form
    186,050.91/278,854.83 = 129,585.41/x
  3. Step 3: Cross multiply
    186,050.91x = 278,854.83 × 129,585.41
  4. Step 4: Simplify right side
    186,050.91x = 36,135,517,476.03
  5. Step 5: Solve for x
    x = 36,135,517,476.03/186,050.91
  6. Step 6: Final answer
    x = 194,223.81

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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.