Home / 261,680.56-361,118.15-146,943.24

Finding the Fourth Proportional to 261,680.56, 361,118.15 and 146,943.24

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Solution

The fourth proportional to 261,680.56, 361,118.15 and 146,943.24 is: 202,781.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,680.56 : 361,118.15 = 146,943.24 : x
  2. Step 2: Convert to fraction form
    261,680.56/361,118.15 = 146,943.24/x
  3. Step 3: Cross multiply
    261,680.56x = 361,118.15 × 146,943.24
  4. Step 4: Simplify right side
    261,680.56x = 53,063,870,983.81
  5. Step 5: Solve for x
    x = 53,063,870,983.81/261,680.56
  6. Step 6: Final answer
    x = 202,781.10

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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.