Home / 157,743.72-236,348.34-95,283

Finding the Fourth Proportional to 157,743.72, 236,348.34 and 95,283

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Solution

The fourth proportional to 157,743.72, 236,348.34 and 95,283 is: 142,763.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,743.72 : 236,348.34 = 95,283 : x
  2. Step 2: Convert to fraction form
    157,743.72/236,348.34 = 95,283/x
  3. Step 3: Cross multiply
    157,743.72x = 236,348.34 × 95,283
  4. Step 4: Simplify right side
    157,743.72x = 22,519,978,880.22
  5. Step 5: Solve for x
    x = 22,519,978,880.22/157,743.72
  6. Step 6: Final answer
    x = 142,763.08

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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.