Home / 186,639.26-280,139.25-176,524.34

Finding the Fourth Proportional to 186,639.26, 280,139.25 and 176,524.34

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Solution

The fourth proportional to 186,639.26, 280,139.25 and 176,524.34 is: 264,957.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,639.26 : 280,139.25 = 176,524.34 : x
  2. Step 2: Convert to fraction form
    186,639.26/280,139.25 = 176,524.34/x
  3. Step 3: Cross multiply
    186,639.26x = 280,139.25 × 176,524.34
  4. Step 4: Simplify right side
    186,639.26x = 49,451,396,214.35
  5. Step 5: Solve for x
    x = 49,451,396,214.35/186,639.26
  6. Step 6: Final answer
    x = 264,957.10

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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.