Home / 186,288.44-256,508.75-140,414.74

Finding the Fourth Proportional to 186,288.44, 256,508.75 and 140,414.74

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Solution

The fourth proportional to 186,288.44, 256,508.75 and 140,414.74 is: 193,343.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,288.44 : 256,508.75 = 140,414.74 : x
  2. Step 2: Convert to fraction form
    186,288.44/256,508.75 = 140,414.74/x
  3. Step 3: Cross multiply
    186,288.44x = 256,508.75 × 140,414.74
  4. Step 4: Simplify right side
    186,288.44x = 36,017,608,095.63
  5. Step 5: Solve for x
    x = 36,017,608,095.63/186,288.44
  6. Step 6: Final answer
    x = 193,343.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.