Home / 45,856.30-68,784.45-41,919.70

Finding the Fourth Proportional to 45,856.30, 68,784.45 and 41,919.70

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Solution

The fourth proportional to 45,856.30, 68,784.45 and 41,919.70 is: 62,879.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,856.30 : 68,784.45 = 41,919.70 : x
  2. Step 2: Convert to fraction form
    45,856.30/68,784.45 = 41,919.70/x
  3. Step 3: Cross multiply
    45,856.30x = 68,784.45 × 41,919.70
  4. Step 4: Simplify right side
    45,856.30x = 2,883,423,508.67
  5. Step 5: Solve for x
    x = 2,883,423,508.67/45,856.30
  6. Step 6: Final answer
    x = 62,879.55

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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.