Home / 67,945.28-93,765.33-37,732.48

Finding the Fourth Proportional to 67,945.28, 93,765.33 and 37,732.48

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Solution

The fourth proportional to 67,945.28, 93,765.33 and 37,732.48 is: 52,071.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,945.28 : 93,765.33 = 37,732.48 : x
  2. Step 2: Convert to fraction form
    67,945.28/93,765.33 = 37,732.48/x
  3. Step 3: Cross multiply
    67,945.28x = 93,765.33 × 37,732.48
  4. Step 4: Simplify right side
    67,945.28x = 3,537,998,204.51
  5. Step 5: Solve for x
    x = 3,537,998,204.51/67,945.28
  6. Step 6: Final answer
    x = 52,071.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.