Home / 157,540.56-236,309.63-39,211.11

Finding the Fourth Proportional to 157,540.56, 236,309.63 and 39,211.11

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Solution

The fourth proportional to 157,540.56, 236,309.63 and 39,211.11 is: 58,816.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,540.56 : 236,309.63 = 39,211.11 : x
  2. Step 2: Convert to fraction form
    157,540.56/236,309.63 = 39,211.11/x
  3. Step 3: Cross multiply
    157,540.56x = 236,309.63 × 39,211.11
  4. Step 4: Simplify right side
    157,540.56x = 9,265,962,699.93
  5. Step 5: Solve for x
    x = 9,265,962,699.93/157,540.56
  6. Step 6: Final answer
    x = 58,816.36

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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.