Home / 144,527.28-199,315.12-124,102.39

Finding the Fourth Proportional to 144,527.28, 199,315.12 and 124,102.39

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Solution

The fourth proportional to 144,527.28, 199,315.12 and 124,102.39 is: 171,147.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,527.28 : 199,315.12 = 124,102.39 : x
  2. Step 2: Convert to fraction form
    144,527.28/199,315.12 = 124,102.39/x
  3. Step 3: Cross multiply
    144,527.28x = 199,315.12 × 124,102.39
  4. Step 4: Simplify right side
    144,527.28x = 24,735,483,382.37
  5. Step 5: Solve for x
    x = 24,735,483,382.37/144,527.28
  6. Step 6: Final answer
    x = 171,147.51

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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.