Home / 247,185.10-341,151.78-156,549.46

Finding the Fourth Proportional to 247,185.10, 341,151.78 and 156,549.46

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Solution

The fourth proportional to 247,185.10, 341,151.78 and 156,549.46 is: 216,061.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,185.10 : 341,151.78 = 156,549.46 : x
  2. Step 2: Convert to fraction form
    247,185.10/341,151.78 = 156,549.46/x
  3. Step 3: Cross multiply
    247,185.10x = 341,151.78 × 156,549.46
  4. Step 4: Simplify right side
    247,185.10x = 53,407,126,937.04
  5. Step 5: Solve for x
    x = 53,407,126,937.04/247,185.10
  6. Step 6: Final answer
    x = 216,061.27

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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.