Home / 95,205.12-131,353.04-54,913.48

Finding the Fourth Proportional to 95,205.12, 131,353.04 and 54,913.48

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Solution

The fourth proportional to 95,205.12, 131,353.04 and 54,913.48 is: 75,763.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,205.12 : 131,353.04 = 54,913.48 : x
  2. Step 2: Convert to fraction form
    95,205.12/131,353.04 = 54,913.48/x
  3. Step 3: Cross multiply
    95,205.12x = 131,353.04 × 54,913.48
  4. Step 4: Simplify right side
    95,205.12x = 7,213,051,603.65
  5. Step 5: Solve for x
    x = 7,213,051,603.65/95,205.12
  6. Step 6: Final answer
    x = 75,763.28

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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.