Home / 157,589.75-236,386.65-52,408.73

Finding the Fourth Proportional to 157,589.75, 236,386.65 and 52,408.73

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Solution

The fourth proportional to 157,589.75, 236,386.65 and 52,408.73 is: 78,613.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,589.75 : 236,386.65 = 52,408.73 : x
  2. Step 2: Convert to fraction form
    157,589.75/236,386.65 = 52,408.73/x
  3. Step 3: Cross multiply
    157,589.75x = 236,386.65 × 52,408.73
  4. Step 4: Simplify right side
    157,589.75x = 12,388,724,115.45
  5. Step 5: Solve for x
    x = 12,388,724,115.45/157,589.75
  6. Step 6: Final answer
    x = 78,613.77

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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.