Home / 42,544.08-63,816.08-11,378.52

Finding the Fourth Proportional to 42,544.08, 63,816.08 and 11,378.52

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Solution

The fourth proportional to 42,544.08, 63,816.08 and 11,378.52 is: 17,067.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,544.08 : 63,816.08 = 11,378.52 : x
  2. Step 2: Convert to fraction form
    42,544.08/63,816.08 = 11,378.52/x
  3. Step 3: Cross multiply
    42,544.08x = 63,816.08 × 11,378.52
  4. Step 4: Simplify right side
    42,544.08x = 726,132,542.60
  5. Step 5: Solve for x
    x = 726,132,542.60/42,544.08
  6. Step 6: Final answer
    x = 17,067.77

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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.