Home / 95,263.14-131,456.76-54,978.60

Finding the Fourth Proportional to 95,263.14, 131,456.76 and 54,978.60

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Solution

The fourth proportional to 95,263.14, 131,456.76 and 54,978.60 is: 75,866.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,263.14 : 131,456.76 = 54,978.60 : x
  2. Step 2: Convert to fraction form
    95,263.14/131,456.76 = 54,978.60/x
  3. Step 3: Cross multiply
    95,263.14x = 131,456.76 × 54,978.60
  4. Step 4: Simplify right side
    95,263.14x = 7,227,308,625.34
  5. Step 5: Solve for x
    x = 7,227,308,625.34/95,263.14
  6. Step 6: Final answer
    x = 75,866.79

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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.