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Finding the Fourth Proportional to 186,065.86, 256,772.94 and 101,182.92

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Solution

The fourth proportional to 186,065.86, 256,772.94 and 101,182.92 is: 139,633.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,065.86 : 256,772.94 = 101,182.92 : x
  2. Step 2: Convert to fraction form
    186,065.86/256,772.94 = 101,182.92/x
  3. Step 3: Cross multiply
    186,065.86x = 256,772.94 × 101,182.92
  4. Step 4: Simplify right side
    186,065.86x = 25,981,035,948.20
  5. Step 5: Solve for x
    x = 25,981,035,948.20/186,065.86
  6. Step 6: Final answer
    x = 139,633.55

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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.