Home / 158,620.38-237,992.85-69,811.59

Finding the Fourth Proportional to 158,620.38, 237,992.85 and 69,811.59

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Solution

The fourth proportional to 158,620.38, 237,992.85 and 69,811.59 is: 104,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,620.38 : 237,992.85 = 69,811.59 : x
  2. Step 2: Convert to fraction form
    158,620.38/237,992.85 = 69,811.59/x
  3. Step 3: Cross multiply
    158,620.38x = 237,992.85 × 69,811.59
  4. Step 4: Simplify right side
    158,620.38x = 16,614,659,267.13
  5. Step 5: Solve for x
    x = 16,614,659,267.13/158,620.38
  6. Step 6: Final answer
    x = 104,744.80

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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.