Home / 84,626.20-116,780.07-48,827.76

Finding the Fourth Proportional to 84,626.20, 116,780.07 and 48,827.76

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Solution

The fourth proportional to 84,626.20, 116,780.07 and 48,827.76 is: 67,379.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,626.20 : 116,780.07 = 48,827.76 : x
  2. Step 2: Convert to fraction form
    84,626.20/116,780.07 = 48,827.76/x
  3. Step 3: Cross multiply
    84,626.20x = 116,780.07 × 48,827.76
  4. Step 4: Simplify right side
    84,626.20x = 5,702,109,230.74
  5. Step 5: Solve for x
    x = 5,702,109,230.74/84,626.20
  6. Step 6: Final answer
    x = 67,379.95

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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.