Home / 84,309.20-126,426.74-44,856.93

Finding the Fourth Proportional to 84,309.20, 126,426.74 and 44,856.93

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Solution

The fourth proportional to 84,309.20, 126,426.74 and 44,856.93 is: 67,265.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,309.20 : 126,426.74 = 44,856.93 : x
  2. Step 2: Convert to fraction form
    84,309.20/126,426.74 = 44,856.93/x
  3. Step 3: Cross multiply
    84,309.20x = 126,426.74 × 44,856.93
  4. Step 4: Simplify right side
    84,309.20x = 5,671,115,202.02
  5. Step 5: Solve for x
    x = 5,671,115,202.02/84,309.20
  6. Step 6: Final answer
    x = 67,265.68

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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.