Home / 124,315.11-186,445.80-35,544.78

Finding the Fourth Proportional to 124,315.11, 186,445.80 and 35,544.78

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Solution

The fourth proportional to 124,315.11, 186,445.80 and 35,544.78 is: 53,309.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,315.11 : 186,445.80 = 35,544.78 : x
  2. Step 2: Convert to fraction form
    124,315.11/186,445.80 = 35,544.78/x
  3. Step 3: Cross multiply
    124,315.11x = 186,445.80 × 35,544.78
  4. Step 4: Simplify right side
    124,315.11x = 6,627,174,942.92
  5. Step 5: Solve for x
    x = 6,627,174,942.92/124,315.11
  6. Step 6: Final answer
    x = 53,309.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.