Home / 73,618.80-110,461-38,550.25

Finding the Fourth Proportional to 73,618.80, 110,461 and 38,550.25

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Solution

The fourth proportional to 73,618.80, 110,461 and 38,550.25 is: 57,842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,618.80 : 110,461 = 38,550.25 : x
  2. Step 2: Convert to fraction form
    73,618.80/110,461 = 38,550.25/x
  3. Step 3: Cross multiply
    73,618.80x = 110,461 × 38,550.25
  4. Step 4: Simplify right side
    73,618.80x = 4,258,299,165.25
  5. Step 5: Solve for x
    x = 4,258,299,165.25/73,618.80
  6. Step 6: Final answer
    x = 57,842.55

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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.