Home / 74,839.15-103,295.77-43,026.53

Finding the Fourth Proportional to 74,839.15, 103,295.77 and 43,026.53

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Solution

The fourth proportional to 74,839.15, 103,295.77 and 43,026.53 is: 59,386.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,839.15 : 103,295.77 = 43,026.53 : x
  2. Step 2: Convert to fraction form
    74,839.15/103,295.77 = 43,026.53/x
  3. Step 3: Cross multiply
    74,839.15x = 103,295.77 × 43,026.53
  4. Step 4: Simplify right side
    74,839.15x = 4,444,458,331.65
  5. Step 5: Solve for x
    x = 4,444,458,331.65/74,839.15
  6. Step 6: Final answer
    x = 59,386.81

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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.