Home / 95,051.13-131,203.35-54,780.98

Finding the Fourth Proportional to 95,051.13, 131,203.35 and 54,780.98

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Solution

The fourth proportional to 95,051.13, 131,203.35 and 54,780.98 is: 75,616.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,051.13 : 131,203.35 = 54,780.98 : x
  2. Step 2: Convert to fraction form
    95,051.13/131,203.35 = 54,780.98/x
  3. Step 3: Cross multiply
    95,051.13x = 131,203.35 × 54,780.98
  4. Step 4: Simplify right side
    95,051.13x = 7,187,447,436.27
  5. Step 5: Solve for x
    x = 7,187,447,436.27/95,051.13
  6. Step 6: Final answer
    x = 75,616.64

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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.