Home / 75,965.45-113,959.10-26,058.11

Finding the Fourth Proportional to 75,965.45, 113,959.10 and 26,058.11

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Solution

The fourth proportional to 75,965.45, 113,959.10 and 26,058.11 is: 39,090.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,965.45 : 113,959.10 = 26,058.11 : x
  2. Step 2: Convert to fraction form
    75,965.45/113,959.10 = 26,058.11/x
  3. Step 3: Cross multiply
    75,965.45x = 113,959.10 × 26,058.11
  4. Step 4: Simplify right side
    75,965.45x = 2,969,558,258.65
  5. Step 5: Solve for x
    x = 2,969,558,258.65/75,965.45
  6. Step 6: Final answer
    x = 39,090.91

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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.