Home / 207,796.92-286,626.78-144,111.48

Finding the Fourth Proportional to 207,796.92, 286,626.78 and 144,111.48

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Solution

The fourth proportional to 207,796.92, 286,626.78 and 144,111.48 is: 198,781.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,796.92 : 286,626.78 = 144,111.48 : x
  2. Step 2: Convert to fraction form
    207,796.92/286,626.78 = 144,111.48/x
  3. Step 3: Cross multiply
    207,796.92x = 286,626.78 × 144,111.48
  4. Step 4: Simplify right side
    207,796.92x = 41,306,209,473.43
  5. Step 5: Solve for x
    x = 41,306,209,473.43/207,796.92
  6. Step 6: Final answer
    x = 198,781.63

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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.