Home / 55,687.03-83,331.01-48,216.36

Finding the Fourth Proportional to 55,687.03, 83,331.01 and 48,216.36

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Solution

The fourth proportional to 55,687.03, 83,331.01 and 48,216.36 is: 72,151.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,687.03 : 83,331.01 = 48,216.36 : x
  2. Step 2: Convert to fraction form
    55,687.03/83,331.01 = 48,216.36/x
  3. Step 3: Cross multiply
    55,687.03x = 83,331.01 × 48,216.36
  4. Step 4: Simplify right side
    55,687.03x = 4,017,917,736.24
  5. Step 5: Solve for x
    x = 4,017,917,736.24/55,687.03
  6. Step 6: Final answer
    x = 72,151.77

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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.