Home / 124,554.20-186,860.96-40,314.38

Finding the Fourth Proportional to 124,554.20, 186,860.96 and 40,314.38

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Solution

The fourth proportional to 124,554.20, 186,860.96 and 40,314.38 is: 60,481.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,554.20 : 186,860.96 = 40,314.38 : x
  2. Step 2: Convert to fraction form
    124,554.20/186,860.96 = 40,314.38/x
  3. Step 3: Cross multiply
    124,554.20x = 186,860.96 × 40,314.38
  4. Step 4: Simplify right side
    124,554.20x = 7,533,183,552.23
  5. Step 5: Solve for x
    x = 7,533,183,552.23/124,554.20
  6. Step 6: Final answer
    x = 60,481.17

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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.