Home / 186,118.52-279,302.85-185,433.73

Finding the Fourth Proportional to 186,118.52, 279,302.85 and 185,433.73

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Solution

The fourth proportional to 186,118.52, 279,302.85 and 185,433.73 is: 278,275.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,118.52 : 279,302.85 = 185,433.73 : x
  2. Step 2: Convert to fraction form
    186,118.52/279,302.85 = 185,433.73/x
  3. Step 3: Cross multiply
    186,118.52x = 279,302.85 × 185,433.73
  4. Step 4: Simplify right side
    186,118.52x = 51,792,168,576.87
  5. Step 5: Solve for x
    x = 51,792,168,576.87/186,118.52
  6. Step 6: Final answer
    x = 278,275.21

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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.