Home / 371,255.48-557,148.75-158,172.73

Finding the Fourth Proportional to 371,255.48, 557,148.75 and 158,172.73

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Solution

The fourth proportional to 371,255.48, 557,148.75 and 158,172.73 is: 237,372.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,255.48 : 557,148.75 = 158,172.73 : x
  2. Step 2: Convert to fraction form
    371,255.48/557,148.75 = 158,172.73/x
  3. Step 3: Cross multiply
    371,255.48x = 557,148.75 × 158,172.73
  4. Step 4: Simplify right side
    371,255.48x = 88,125,736,817.57
  5. Step 5: Solve for x
    x = 88,125,736,817.57/371,255.48
  6. Step 6: Final answer
    x = 237,372.22

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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.