Home / 124,716.68-187,069.38-45,825.14

Finding the Fourth Proportional to 124,716.68, 187,069.38 and 45,825.14

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Solution

The fourth proportional to 124,716.68, 187,069.38 and 45,825.14 is: 68,735.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,716.68 : 187,069.38 = 45,825.14 : x
  2. Step 2: Convert to fraction form
    124,716.68/187,069.38 = 45,825.14/x
  3. Step 3: Cross multiply
    124,716.68x = 187,069.38 × 45,825.14
  4. Step 4: Simplify right side
    124,716.68x = 8,572,480,528.21
  5. Step 5: Solve for x
    x = 8,572,480,528.21/124,716.68
  6. Step 6: Final answer
    x = 68,735.64

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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.