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Finding the Fourth Proportional to 180,157.33, 248,617.03 and 99,584.89

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Solution

The fourth proportional to 180,157.33, 248,617.03 and 99,584.89 is: 137,427.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,157.33 : 248,617.03 = 99,584.89 : x
  2. Step 2: Convert to fraction form
    180,157.33/248,617.03 = 99,584.89/x
  3. Step 3: Cross multiply
    180,157.33x = 248,617.03 × 99,584.89
  4. Step 4: Simplify right side
    180,157.33x = 24,758,499,584.68
  5. Step 5: Solve for x
    x = 24,758,499,584.68/180,157.33
  6. Step 6: Final answer
    x = 137,427.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.