Home / 96,626.50-133,299.18-68,347.78

Finding the Fourth Proportional to 96,626.50, 133,299.18 and 68,347.78

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Solution

The fourth proportional to 96,626.50, 133,299.18 and 68,347.78 is: 94,287.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,626.50 : 133,299.18 = 68,347.78 : x
  2. Step 2: Convert to fraction form
    96,626.50/133,299.18 = 68,347.78/x
  3. Step 3: Cross multiply
    96,626.50x = 133,299.18 × 68,347.78
  4. Step 4: Simplify right side
    96,626.50x = 9,110,703,028.82
  5. Step 5: Solve for x
    x = 9,110,703,028.82/96,626.50
  6. Step 6: Final answer
    x = 94,287.83

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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.