Home / 48,986.75-67,602.51-27,765.56

Finding the Fourth Proportional to 48,986.75, 67,602.51 and 27,765.56

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Solution

The fourth proportional to 48,986.75, 67,602.51 and 27,765.56 is: 38,316.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,986.75 : 67,602.51 = 27,765.56 : x
  2. Step 2: Convert to fraction form
    48,986.75/67,602.51 = 27,765.56/x
  3. Step 3: Cross multiply
    48,986.75x = 67,602.51 × 27,765.56
  4. Step 4: Simplify right side
    48,986.75x = 1,877,021,209.54
  5. Step 5: Solve for x
    x = 1,877,021,209.54/48,986.75
  6. Step 6: Final answer
    x = 38,316.92

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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.