Home / 157,431.87-236,031.16-95,087.79

Finding the Fourth Proportional to 157,431.87, 236,031.16 and 95,087.79

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Solution

The fourth proportional to 157,431.87, 236,031.16 and 95,087.79 is: 142,561.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,431.87 : 236,031.16 = 95,087.79 : x
  2. Step 2: Convert to fraction form
    157,431.87/236,031.16 = 95,087.79/x
  3. Step 3: Cross multiply
    157,431.87x = 236,031.16 × 95,087.79
  4. Step 4: Simplify right side
    157,431.87x = 22,443,681,375.54
  5. Step 5: Solve for x
    x = 22,443,681,375.54/157,431.87
  6. Step 6: Final answer
    x = 142,561.23

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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.