Home / 126,937.50-190,032.62-93,805.38

Finding the Fourth Proportional to 126,937.50, 190,032.62 and 93,805.38

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Solution

The fourth proportional to 126,937.50, 190,032.62 and 93,805.38 is: 140,431.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,937.50 : 190,032.62 = 93,805.38 : x
  2. Step 2: Convert to fraction form
    126,937.50/190,032.62 = 93,805.38/x
  3. Step 3: Cross multiply
    126,937.50x = 190,032.62 × 93,805.38
  4. Step 4: Simplify right side
    126,937.50x = 17,826,082,131.50
  5. Step 5: Solve for x
    x = 17,826,082,131.50/126,937.50
  6. Step 6: Final answer
    x = 140,431.96

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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.