Home / 157,512.31-236,269.32-39,183.67

Finding the Fourth Proportional to 157,512.31, 236,269.32 and 39,183.67

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Solution

The fourth proportional to 157,512.31, 236,269.32 and 39,183.67 is: 58,775.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,512.31 : 236,269.32 = 39,183.67 : x
  2. Step 2: Convert to fraction form
    157,512.31/236,269.32 = 39,183.67/x
  3. Step 3: Cross multiply
    157,512.31x = 236,269.32 × 39,183.67
  4. Step 4: Simplify right side
    157,512.31x = 9,257,899,066.00
  5. Step 5: Solve for x
    x = 9,257,899,066.00/157,512.31
  6. Step 6: Final answer
    x = 58,775.72

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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.