Home / 179,979.39-248,281.61-107,331.03

Finding the Fourth Proportional to 179,979.39, 248,281.61 and 107,331.03

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Solution

The fourth proportional to 179,979.39, 248,281.61 and 107,331.03 is: 148,063.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,979.39 : 248,281.61 = 107,331.03 : x
  2. Step 2: Convert to fraction form
    179,979.39/248,281.61 = 107,331.03/x
  3. Step 3: Cross multiply
    179,979.39x = 248,281.61 × 107,331.03
  4. Step 4: Simplify right side
    179,979.39x = 26,648,320,394.70
  5. Step 5: Solve for x
    x = 26,648,320,394.70/179,979.39
  6. Step 6: Final answer
    x = 148,063.18

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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.