Home / 95,100.06-131,237.85-54,813.50

Finding the Fourth Proportional to 95,100.06, 131,237.85 and 54,813.50

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Solution

The fourth proportional to 95,100.06, 131,237.85 and 54,813.50 is: 75,642.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,100.06 : 131,237.85 = 54,813.50 : x
  2. Step 2: Convert to fraction form
    95,100.06/131,237.85 = 54,813.50/x
  3. Step 3: Cross multiply
    95,100.06x = 131,237.85 × 54,813.50
  4. Step 4: Simplify right side
    95,100.06x = 7,193,605,890.98
  5. Step 5: Solve for x
    x = 7,193,605,890.98/95,100.06
  6. Step 6: Final answer
    x = 75,642.50

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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.