Home / 192,400.91-265,513.61-107,517.97

Finding the Fourth Proportional to 192,400.91, 265,513.61 and 107,517.97

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Solution

The fourth proportional to 192,400.91, 265,513.61 and 107,517.97 is: 148,375.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,400.91 : 265,513.61 = 107,517.97 : x
  2. Step 2: Convert to fraction form
    192,400.91/265,513.61 = 107,517.97/x
  3. Step 3: Cross multiply
    192,400.91x = 265,513.61 × 107,517.97
  4. Step 4: Simplify right side
    192,400.91x = 28,547,484,354.57
  5. Step 5: Solve for x
    x = 28,547,484,354.57/192,400.91
  6. Step 6: Final answer
    x = 148,375.00

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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.