Home / 95,406.06-131,720.85-61,427.10

Finding the Fourth Proportional to 95,406.06, 131,720.85 and 61,427.10

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Solution

The fourth proportional to 95,406.06, 131,720.85 and 61,427.10 is: 84,808.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,406.06 : 131,720.85 = 61,427.10 : x
  2. Step 2: Convert to fraction form
    95,406.06/131,720.85 = 61,427.10/x
  3. Step 3: Cross multiply
    95,406.06x = 131,720.85 × 61,427.10
  4. Step 4: Simplify right side
    95,406.06x = 8,091,229,825.04
  5. Step 5: Solve for x
    x = 8,091,229,825.04/95,406.06
  6. Step 6: Final answer
    x = 84,808.34

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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.