Home / 44,115.81-66,173.55-19,152.60

Finding the Fourth Proportional to 44,115.81, 66,173.55 and 19,152.60

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Solution

The fourth proportional to 44,115.81, 66,173.55 and 19,152.60 is: 28,728.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,115.81 : 66,173.55 = 19,152.60 : x
  2. Step 2: Convert to fraction form
    44,115.81/66,173.55 = 19,152.60/x
  3. Step 3: Cross multiply
    44,115.81x = 66,173.55 × 19,152.60
  4. Step 4: Simplify right side
    44,115.81x = 1,267,395,202.86
  5. Step 5: Solve for x
    x = 1,267,395,202.86/44,115.81
  6. Step 6: Final answer
    x = 28,728.82

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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.