Home / 95,705.55-132,081.29-55,420.02

Finding the Fourth Proportional to 95,705.55, 132,081.29 and 55,420.02

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Solution

The fourth proportional to 95,705.55, 132,081.29 and 55,420.02 is: 76,484.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,705.55 : 132,081.29 = 55,420.02 : x
  2. Step 2: Convert to fraction form
    95,705.55/132,081.29 = 55,420.02/x
  3. Step 3: Cross multiply
    95,705.55x = 132,081.29 × 55,420.02
  4. Step 4: Simplify right side
    95,705.55x = 7,319,947,733.43
  5. Step 5: Solve for x
    x = 7,319,947,733.43/95,705.55
  6. Step 6: Final answer
    x = 76,484.05

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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.