Home / 79,467.11-119,089.83-59,722.55

Finding the Fourth Proportional to 79,467.11, 119,089.83 and 59,722.55

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Solution

The fourth proportional to 79,467.11, 119,089.83 and 59,722.55 is: 89,500.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,467.11 : 119,089.83 = 59,722.55 : x
  2. Step 2: Convert to fraction form
    79,467.11/119,089.83 = 59,722.55/x
  3. Step 3: Cross multiply
    79,467.11x = 119,089.83 × 59,722.55
  4. Step 4: Simplify right side
    79,467.11x = 7,112,348,326.67
  5. Step 5: Solve for x
    x = 7,112,348,326.67/79,467.11
  6. Step 6: Final answer
    x = 89,500.53

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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.