Home / 247,932.28-342,156.72-140,501.17

Finding the Fourth Proportional to 247,932.28, 342,156.72 and 140,501.17

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Solution

The fourth proportional to 247,932.28, 342,156.72 and 140,501.17 is: 193,897.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,932.28 : 342,156.72 = 140,501.17 : x
  2. Step 2: Convert to fraction form
    247,932.28/342,156.72 = 140,501.17/x
  3. Step 3: Cross multiply
    247,932.28x = 342,156.72 × 140,501.17
  4. Step 4: Simplify right side
    247,932.28x = 48,073,419,483.36
  5. Step 5: Solve for x
    x = 48,073,419,483.36/247,932.28
  6. Step 6: Final answer
    x = 193,897.38

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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.