Home / 48,529.88-66,971.10-27,309.15

Finding the Fourth Proportional to 48,529.88, 66,971.10 and 27,309.15

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Solution

The fourth proportional to 48,529.88, 66,971.10 and 27,309.15 is: 37,686.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,529.88 : 66,971.10 = 27,309.15 : x
  2. Step 2: Convert to fraction form
    48,529.88/66,971.10 = 27,309.15/x
  3. Step 3: Cross multiply
    48,529.88x = 66,971.10 × 27,309.15
  4. Step 4: Simplify right side
    48,529.88x = 1,828,923,917.97
  5. Step 5: Solve for x
    x = 1,828,923,917.97/48,529.88
  6. Step 6: Final answer
    x = 37,686.55

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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.