Home / 65,861.46-98,562.51-53,876.70

Finding the Fourth Proportional to 65,861.46, 98,562.51 and 53,876.70

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Solution

The fourth proportional to 65,861.46, 98,562.51 and 53,876.70 is: 80,627.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,861.46 : 98,562.51 = 53,876.70 : x
  2. Step 2: Convert to fraction form
    65,861.46/98,562.51 = 53,876.70/x
  3. Step 3: Cross multiply
    65,861.46x = 98,562.51 × 53,876.70
  4. Step 4: Simplify right side
    65,861.46x = 5,310,222,782.52
  5. Step 5: Solve for x
    x = 5,310,222,782.52/65,861.46
  6. Step 6: Final answer
    x = 80,627.16

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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.