Home / 84,203.25-126,237.78-48,624.17

Finding the Fourth Proportional to 84,203.25, 126,237.78 and 48,624.17

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Solution

The fourth proportional to 84,203.25, 126,237.78 and 48,624.17 is: 72,897.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,203.25 : 126,237.78 = 48,624.17 : x
  2. Step 2: Convert to fraction form
    84,203.25/126,237.78 = 48,624.17/x
  3. Step 3: Cross multiply
    84,203.25x = 126,237.78 × 48,624.17
  4. Step 4: Simplify right side
    84,203.25x = 6,138,207,275.14
  5. Step 5: Solve for x
    x = 6,138,207,275.14/84,203.25
  6. Step 6: Final answer
    x = 72,897.51

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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.