Home / 155,143.71-232,256.30-95,788.53

Finding the Fourth Proportional to 155,143.71, 232,256.30 and 95,788.53

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Solution

The fourth proportional to 155,143.71, 232,256.30 and 95,788.53 is: 143,399.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,143.71 : 232,256.30 = 95,788.53 : x
  2. Step 2: Convert to fraction form
    155,143.71/232,256.30 = 95,788.53/x
  3. Step 3: Cross multiply
    155,143.71x = 232,256.30 × 95,788.53
  4. Step 4: Simplify right side
    155,143.71x = 22,247,489,081.30
  5. Step 5: Solve for x
    x = 22,247,489,081.30/155,143.71
  6. Step 6: Final answer
    x = 143,399.23

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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.