Home / 68,943.05-103,502.07-58,620.41

Finding the Fourth Proportional to 68,943.05, 103,502.07 and 58,620.41

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Solution

The fourth proportional to 68,943.05, 103,502.07 and 58,620.41 is: 88,005.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,943.05 : 103,502.07 = 58,620.41 : x
  2. Step 2: Convert to fraction form
    68,943.05/103,502.07 = 58,620.41/x
  3. Step 3: Cross multiply
    68,943.05x = 103,502.07 × 58,620.41
  4. Step 4: Simplify right side
    68,943.05x = 6,067,333,261.74
  5. Step 5: Solve for x
    x = 6,067,333,261.74/68,943.05
  6. Step 6: Final answer
    x = 88,005.01

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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.