Home / 75,107.04-103,670.76-43,297.10

Finding the Fourth Proportional to 75,107.04, 103,670.76 and 43,297.10

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Solution

The fourth proportional to 75,107.04, 103,670.76 and 43,297.10 is: 59,763.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,107.04 : 103,670.76 = 43,297.10 : x
  2. Step 2: Convert to fraction form
    75,107.04/103,670.76 = 43,297.10/x
  3. Step 3: Cross multiply
    75,107.04x = 103,670.76 × 43,297.10
  4. Step 4: Simplify right side
    75,107.04x = 4,488,643,262.80
  5. Step 5: Solve for x
    x = 4,488,643,262.80/75,107.04
  6. Step 6: Final answer
    x = 59,763.28

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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.