Home / 54,901.18-82,351.77-13,347.82

Finding the Fourth Proportional to 54,901.18, 82,351.77 and 13,347.82

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Solution

The fourth proportional to 54,901.18, 82,351.77 and 13,347.82 is: 20,021.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,901.18 : 82,351.77 = 13,347.82 : x
  2. Step 2: Convert to fraction form
    54,901.18/82,351.77 = 13,347.82/x
  3. Step 3: Cross multiply
    54,901.18x = 82,351.77 × 13,347.82
  4. Step 4: Simplify right side
    54,901.18x = 1,099,216,602.64
  5. Step 5: Solve for x
    x = 1,099,216,602.64/54,901.18
  6. Step 6: Final answer
    x = 20,021.73

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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.