Home / 179,864.70-248,214.15-99,290.76

Finding the Fourth Proportional to 179,864.70, 248,214.15 and 99,290.76

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Solution

The fourth proportional to 179,864.70, 248,214.15 and 99,290.76 is: 137,021.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,864.70 : 248,214.15 = 99,290.76 : x
  2. Step 2: Convert to fraction form
    179,864.70/248,214.15 = 99,290.76/x
  3. Step 3: Cross multiply
    179,864.70x = 248,214.15 × 99,290.76
  4. Step 4: Simplify right side
    179,864.70x = 24,645,371,596.25
  5. Step 5: Solve for x
    x = 24,645,371,596.25/179,864.70
  6. Step 6: Final answer
    x = 137,021.73

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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.