Home / 48,399.86-66,790.08-27,180.02

Finding the Fourth Proportional to 48,399.86, 66,790.08 and 27,180.02

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Solution

The fourth proportional to 48,399.86, 66,790.08 and 27,180.02 is: 37,507.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,399.86 : 66,790.08 = 27,180.02 : x
  2. Step 2: Convert to fraction form
    48,399.86/66,790.08 = 27,180.02/x
  3. Step 3: Cross multiply
    48,399.86x = 66,790.08 × 27,180.02
  4. Step 4: Simplify right side
    48,399.86x = 1,815,355,710.20
  5. Step 5: Solve for x
    x = 1,815,355,710.20/48,399.86
  6. Step 6: Final answer
    x = 37,507.46

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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.