Home / 186,221.76-279,227.25-170,352.24

Finding the Fourth Proportional to 186,221.76, 279,227.25 and 170,352.24

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Solution

The fourth proportional to 186,221.76, 279,227.25 and 170,352.24 is: 255,431.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,221.76 : 279,227.25 = 170,352.24 : x
  2. Step 2: Convert to fraction form
    186,221.76/279,227.25 = 170,352.24/x
  3. Step 3: Cross multiply
    186,221.76x = 279,227.25 × 170,352.24
  4. Step 4: Simplify right side
    186,221.76x = 47,566,987,506.54
  5. Step 5: Solve for x
    x = 47,566,987,506.54/186,221.76
  6. Step 6: Final answer
    x = 255,431.95

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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.