Home / 53,701.56-80,521.44-22,133.40

Finding the Fourth Proportional to 53,701.56, 80,521.44 and 22,133.40

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Solution

The fourth proportional to 53,701.56, 80,521.44 and 22,133.40 is: 33,187.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,701.56 : 80,521.44 = 22,133.40 : x
  2. Step 2: Convert to fraction form
    53,701.56/80,521.44 = 22,133.40/x
  3. Step 3: Cross multiply
    53,701.56x = 80,521.44 × 22,133.40
  4. Step 4: Simplify right side
    53,701.56x = 1,782,213,240.10
  5. Step 5: Solve for x
    x = 1,782,213,240.10/53,701.56
  6. Step 6: Final answer
    x = 33,187.36

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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.