Home / 96,883.45-133,703.12-54,441.88

Finding the Fourth Proportional to 96,883.45, 133,703.12 and 54,441.88

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Solution

The fourth proportional to 96,883.45, 133,703.12 and 54,441.88 is: 75,132.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,883.45 : 133,703.12 = 54,441.88 : x
  2. Step 2: Convert to fraction form
    96,883.45/133,703.12 = 54,441.88/x
  3. Step 3: Cross multiply
    96,883.45x = 133,703.12 × 54,441.88
  4. Step 4: Simplify right side
    96,883.45x = 7,279,049,214.67
  5. Step 5: Solve for x
    x = 7,279,049,214.67/96,883.45
  6. Step 6: Final answer
    x = 75,132.02

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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.