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Finding the Fourth Proportional to 195,693.73, 270,061.74 and 109,659.13

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Solution

The fourth proportional to 195,693.73, 270,061.74 and 109,659.13 is: 151,332.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,693.73 : 270,061.74 = 109,659.13 : x
  2. Step 2: Convert to fraction form
    195,693.73/270,061.74 = 109,659.13/x
  3. Step 3: Cross multiply
    195,693.73x = 270,061.74 × 109,659.13
  4. Step 4: Simplify right side
    195,693.73x = 29,614,735,454.69
  5. Step 5: Solve for x
    x = 29,614,735,454.69/195,693.73
  6. Step 6: Final answer
    x = 151,332.06

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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.