Home / 75,344.84-112,945.37-25,399.16

Finding the Fourth Proportional to 75,344.84, 112,945.37 and 25,399.16

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Solution

The fourth proportional to 75,344.84, 112,945.37 and 25,399.16 is: 38,074.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,344.84 : 112,945.37 = 25,399.16 : x
  2. Step 2: Convert to fraction form
    75,344.84/112,945.37 = 25,399.16/x
  3. Step 3: Cross multiply
    75,344.84x = 112,945.37 × 25,399.16
  4. Step 4: Simplify right side
    75,344.84x = 2,868,716,832.17
  5. Step 5: Solve for x
    x = 2,868,716,832.17/75,344.84
  6. Step 6: Final answer
    x = 38,074.50

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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.