Home / 120,100.74-179,888.67-60,834.66

Finding the Fourth Proportional to 120,100.74, 179,888.67 and 60,834.66

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Solution

The fourth proportional to 120,100.74, 179,888.67 and 60,834.66 is: 91,119.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,100.74 : 179,888.67 = 60,834.66 : x
  2. Step 2: Convert to fraction form
    120,100.74/179,888.67 = 60,834.66/x
  3. Step 3: Cross multiply
    120,100.74x = 179,888.67 × 60,834.66
  4. Step 4: Simplify right side
    120,100.74x = 10,943,466,077.30
  5. Step 5: Solve for x
    x = 10,943,466,077.30/120,100.74
  6. Step 6: Final answer
    x = 91,119.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.