Home / 69,326.69-103,716.43-52,508.16

Finding the Fourth Proportional to 69,326.69, 103,716.43 and 52,508.16

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Solution

The fourth proportional to 69,326.69, 103,716.43 and 52,508.16 is: 78,555.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,326.69 : 103,716.43 = 52,508.16 : x
  2. Step 2: Convert to fraction form
    69,326.69/103,716.43 = 52,508.16/x
  3. Step 3: Cross multiply
    69,326.69x = 103,716.43 × 52,508.16
  4. Step 4: Simplify right side
    69,326.69x = 5,445,958,638.53
  5. Step 5: Solve for x
    x = 5,445,958,638.53/69,326.69
  6. Step 6: Final answer
    x = 78,555.01

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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.