Home / 168,051.62-231,900.81-96,437.54

Finding the Fourth Proportional to 168,051.62, 231,900.81 and 96,437.54

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Solution

The fourth proportional to 168,051.62, 231,900.81 and 96,437.54 is: 133,077.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,051.62 : 231,900.81 = 96,437.54 : x
  2. Step 2: Convert to fraction form
    168,051.62/231,900.81 = 96,437.54/x
  3. Step 3: Cross multiply
    168,051.62x = 231,900.81 × 96,437.54
  4. Step 4: Simplify right side
    168,051.62x = 22,363,943,640.41
  5. Step 5: Solve for x
    x = 22,363,943,640.41/168,051.62
  6. Step 6: Final answer
    x = 133,077.82

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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.