Home / 154,126.76-212,687.94-96,795.80

Finding the Fourth Proportional to 154,126.76, 212,687.94 and 96,795.80

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Solution

The fourth proportional to 154,126.76, 212,687.94 and 96,795.80 is: 133,573.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,126.76 : 212,687.94 = 96,795.80 : x
  2. Step 2: Convert to fraction form
    154,126.76/212,687.94 = 96,795.80/x
  3. Step 3: Cross multiply
    154,126.76x = 212,687.94 × 96,795.80
  4. Step 4: Simplify right side
    154,126.76x = 20,587,299,302.65
  5. Step 5: Solve for x
    x = 20,587,299,302.65/154,126.76
  6. Step 6: Final answer
    x = 133,573.81

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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.