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Finding the Fourth Proportional to 181,991.32, 273,019.38 and 62,041.64

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Solution

The fourth proportional to 181,991.32, 273,019.38 and 62,041.64 is: 93,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,991.32 : 273,019.38 = 62,041.64 : x
  2. Step 2: Convert to fraction form
    181,991.32/273,019.38 = 62,041.64/x
  3. Step 3: Cross multiply
    181,991.32x = 273,019.38 × 62,041.64
  4. Step 4: Simplify right side
    181,991.32x = 16,938,570,086.98
  5. Step 5: Solve for x
    x = 16,938,570,086.98/181,991.32
  6. Step 6: Final answer
    x = 93,073.51

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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.