Home / 44,147.36-66,219.56-19,187.43

Finding the Fourth Proportional to 44,147.36, 66,219.56 and 19,187.43

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Solution

The fourth proportional to 44,147.36, 66,219.56 and 19,187.43 is: 28,780.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,147.36 : 66,219.56 = 19,187.43 : x
  2. Step 2: Convert to fraction form
    44,147.36/66,219.56 = 19,187.43/x
  3. Step 3: Cross multiply
    44,147.36x = 66,219.56 × 19,187.43
  4. Step 4: Simplify right side
    44,147.36x = 1,270,583,172.13
  5. Step 5: Solve for x
    x = 1,270,583,172.13/44,147.36
  6. Step 6: Final answer
    x = 28,780.50

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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.