Home / 44,147.05-66,219.11-19,187.13

Finding the Fourth Proportional to 44,147.05, 66,219.11 and 19,187.13

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Solution

The fourth proportional to 44,147.05, 66,219.11 and 19,187.13 is: 28,780.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,147.05 : 66,219.11 = 19,187.13 : x
  2. Step 2: Convert to fraction form
    44,147.05/66,219.11 = 19,187.13/x
  3. Step 3: Cross multiply
    44,147.05x = 66,219.11 × 19,187.13
  4. Step 4: Simplify right side
    44,147.05x = 1,270,554,672.05
  5. Step 5: Solve for x
    x = 1,270,554,672.05/44,147.05
  6. Step 6: Final answer
    x = 28,780.06

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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.