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Finding the Fourth Proportional to 77,414.25, 116,140.89 and 22,010.25

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Solution

The fourth proportional to 77,414.25, 116,140.89 and 22,010.25 is: 33,020.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,414.25 : 116,140.89 = 22,010.25 : x
  2. Step 2: Convert to fraction form
    77,414.25/116,140.89 = 22,010.25/x
  3. Step 3: Cross multiply
    77,414.25x = 116,140.89 × 22,010.25
  4. Step 4: Simplify right side
    77,414.25x = 2,556,290,024.12
  5. Step 5: Solve for x
    x = 2,556,290,024.12/77,414.25
  6. Step 6: Final answer
    x = 33,020.92

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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.