Home / 52,358.54-78,542.66-21,196.22

Finding the Fourth Proportional to 52,358.54, 78,542.66 and 21,196.22

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Solution

The fourth proportional to 52,358.54, 78,542.66 and 21,196.22 is: 31,796.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,358.54 : 78,542.66 = 21,196.22 : x
  2. Step 2: Convert to fraction form
    52,358.54/78,542.66 = 21,196.22/x
  3. Step 3: Cross multiply
    52,358.54x = 78,542.66 × 21,196.22
  4. Step 4: Simplify right side
    52,358.54x = 1,664,807,161.02
  5. Step 5: Solve for x
    x = 1,664,807,161.02/52,358.54
  6. Step 6: Final answer
    x = 31,796.29

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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.