Home / 48,530.14-66,971.38-27,309.76

Finding the Fourth Proportional to 48,530.14, 66,971.38 and 27,309.76

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Solution

The fourth proportional to 48,530.14, 66,971.38 and 27,309.76 is: 37,687.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,530.14 : 66,971.38 = 27,309.76 : x
  2. Step 2: Convert to fraction form
    48,530.14/66,971.38 = 27,309.76/x
  3. Step 3: Cross multiply
    48,530.14x = 66,971.38 × 27,309.76
  4. Step 4: Simplify right side
    48,530.14x = 1,828,972,314.67
  5. Step 5: Solve for x
    x = 1,828,972,314.67/48,530.14
  6. Step 6: Final answer
    x = 37,687.35

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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.