Home / 53,566.90-80,338.82-21,945.96

Finding the Fourth Proportional to 53,566.90, 80,338.82 and 21,945.96

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Solution

The fourth proportional to 53,566.90, 80,338.82 and 21,945.96 is: 32,914.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,566.90 : 80,338.82 = 21,945.96 : x
  2. Step 2: Convert to fraction form
    53,566.90/80,338.82 = 21,945.96/x
  3. Step 3: Cross multiply
    53,566.90x = 80,338.82 × 21,945.96
  4. Step 4: Simplify right side
    53,566.90x = 1,763,112,530.17
  5. Step 5: Solve for x
    x = 1,763,112,530.17/53,566.90
  6. Step 6: Final answer
    x = 32,914.22

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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.