Home / 44,140.80-66,204.14-19,174.14

Finding the Fourth Proportional to 44,140.80, 66,204.14 and 19,174.14

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Solution

The fourth proportional to 44,140.80, 66,204.14 and 19,174.14 is: 28,758.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,140.80 : 66,204.14 = 19,174.14 : x
  2. Step 2: Convert to fraction form
    44,140.80/66,204.14 = 19,174.14/x
  3. Step 3: Cross multiply
    44,140.80x = 66,204.14 × 19,174.14
  4. Step 4: Simplify right side
    44,140.80x = 1,269,407,539.27
  5. Step 5: Solve for x
    x = 1,269,407,539.27/44,140.80
  6. Step 6: Final answer
    x = 28,758.15

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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.