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Finding the Fourth Proportional to 186,757.44, 257,724.36 and 101,873.76

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Solution

The fourth proportional to 186,757.44, 257,724.36 and 101,873.76 is: 140,585.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,757.44 : 257,724.36 = 101,873.76 : x
  2. Step 2: Convert to fraction form
    186,757.44/257,724.36 = 101,873.76/x
  3. Step 3: Cross multiply
    186,757.44x = 257,724.36 × 101,873.76
  4. Step 4: Simplify right side
    186,757.44x = 26,255,349,596.79
  5. Step 5: Solve for x
    x = 26,255,349,596.79/186,757.44
  6. Step 6: Final answer
    x = 140,585.29

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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.