Home / 75,816.12-113,699.55-25,201.55

Finding the Fourth Proportional to 75,816.12, 113,699.55 and 25,201.55

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Solution

The fourth proportional to 75,816.12, 113,699.55 and 25,201.55 is: 37,794.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,816.12 : 113,699.55 = 25,201.55 : x
  2. Step 2: Convert to fraction form
    75,816.12/113,699.55 = 25,201.55/x
  3. Step 3: Cross multiply
    75,816.12x = 113,699.55 × 25,201.55
  4. Step 4: Simplify right side
    75,816.12x = 2,865,404,491.74
  5. Step 5: Solve for x
    x = 2,865,404,491.74/75,816.12
  6. Step 6: Final answer
    x = 37,794.13

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1.5x scale

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.