Home / 75,482.45-113,256-25,567.82

Finding the Fourth Proportional to 75,482.45, 113,256 and 25,567.82

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Solution

The fourth proportional to 75,482.45, 113,256 and 25,567.82 is: 38,362.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,482.45 : 113,256 = 25,567.82 : x
  2. Step 2: Convert to fraction form
    75,482.45/113,256 = 25,567.82/x
  3. Step 3: Cross multiply
    75,482.45x = 113,256 × 25,567.82
  4. Step 4: Simplify right side
    75,482.45x = 2,895,709,021.92
  5. Step 5: Solve for x
    x = 2,895,709,021.92/75,482.45
  6. Step 6: Final answer
    x = 38,362.68

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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.