Home / 157,928.80-236,893.20-95,720.80

Finding the Fourth Proportional to 157,928.80, 236,893.20 and 95,720.80

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Solution

The fourth proportional to 157,928.80, 236,893.20 and 95,720.80 is: 143,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,928.80 : 236,893.20 = 95,720.80 : x
  2. Step 2: Convert to fraction form
    157,928.80/236,893.20 = 95,720.80/x
  3. Step 3: Cross multiply
    157,928.80x = 236,893.20 × 95,720.80
  4. Step 4: Simplify right side
    157,928.80x = 22,675,606,618.56
  5. Step 5: Solve for x
    x = 22,675,606,618.56/157,928.80
  6. Step 6: Final answer
    x = 143,581.20

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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.