Home / 252,848.95-379,146.44-84,309.62

Finding the Fourth Proportional to 252,848.95, 379,146.44 and 84,309.62

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Solution

The fourth proportional to 252,848.95, 379,146.44 and 84,309.62 is: 126,422.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,848.95 : 379,146.44 = 84,309.62 : x
  2. Step 2: Convert to fraction form
    252,848.95/379,146.44 = 84,309.62/x
  3. Step 3: Cross multiply
    252,848.95x = 379,146.44 × 84,309.62
  4. Step 4: Simplify right side
    252,848.95x = 31,965,690,595.79
  5. Step 5: Solve for x
    x = 31,965,690,595.79/252,848.95
  6. Step 6: Final answer
    x = 126,422.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.