Home / 95,428.48-131,695.32-52,990.96

Finding the Fourth Proportional to 95,428.48, 131,695.32 and 52,990.96

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Solution

The fourth proportional to 95,428.48, 131,695.32 and 52,990.96 is: 73,129.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,428.48 : 131,695.32 = 52,990.96 : x
  2. Step 2: Convert to fraction form
    95,428.48/131,695.32 = 52,990.96/x
  3. Step 3: Cross multiply
    95,428.48x = 131,695.32 × 52,990.96
  4. Step 4: Simplify right side
    95,428.48x = 6,978,661,434.31
  5. Step 5: Solve for x
    x = 6,978,661,434.31/95,428.48
  6. Step 6: Final answer
    x = 73,129.76

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1.5x scale

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.