Home / 252,333.28-348,215.56-137,612.85

Finding the Fourth Proportional to 252,333.28, 348,215.56 and 137,612.85

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Solution

The fourth proportional to 252,333.28, 348,215.56 and 137,612.85 is: 189,903.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,333.28 : 348,215.56 = 137,612.85 : x
  2. Step 2: Convert to fraction form
    252,333.28/348,215.56 = 137,612.85/x
  3. Step 3: Cross multiply
    252,333.28x = 348,215.56 × 137,612.85
  4. Step 4: Simplify right side
    252,333.28x = 47,918,935,625.95
  5. Step 5: Solve for x
    x = 47,918,935,625.95/252,333.28
  6. Step 6: Final answer
    x = 189,903.35

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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.