Home / 186,829.26-280,465.83-147,414.66

Finding the Fourth Proportional to 186,829.26, 280,465.83 and 147,414.66

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Solution

The fourth proportional to 186,829.26, 280,465.83 and 147,414.66 is: 221,297.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,829.26 : 280,465.83 = 147,414.66 : x
  2. Step 2: Convert to fraction form
    186,829.26/280,465.83 = 147,414.66/x
  3. Step 3: Cross multiply
    186,829.26x = 280,465.83 × 147,414.66
  4. Step 4: Simplify right side
    186,829.26x = 41,344,774,971.07
  5. Step 5: Solve for x
    x = 41,344,774,971.07/186,829.26
  6. Step 6: Final answer
    x = 221,297.11

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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.