Home / 95,431.19-131,700.98-52,990.03

Finding the Fourth Proportional to 95,431.19, 131,700.98 and 52,990.03

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Solution

The fourth proportional to 95,431.19, 131,700.98 and 52,990.03 is: 73,129.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,431.19 : 131,700.98 = 52,990.03 : x
  2. Step 2: Convert to fraction form
    95,431.19/131,700.98 = 52,990.03/x
  3. Step 3: Cross multiply
    95,431.19x = 131,700.98 × 52,990.03
  4. Step 4: Simplify right side
    95,431.19x = 6,978,838,551.98
  5. Step 5: Solve for x
    x = 6,978,838,551.98/95,431.19
  6. Step 6: Final answer
    x = 73,129.53

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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.