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Finding the Fourth Proportional to 181,645.26, 250,631.16 and 110,028.30

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Solution

The fourth proportional to 181,645.26, 250,631.16 and 110,028.30 is: 151,815.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,645.26 : 250,631.16 = 110,028.30 : x
  2. Step 2: Convert to fraction form
    181,645.26/250,631.16 = 110,028.30/x
  3. Step 3: Cross multiply
    181,645.26x = 250,631.16 × 110,028.30
  4. Step 4: Simplify right side
    181,645.26x = 27,576,520,461.83
  5. Step 5: Solve for x
    x = 27,576,520,461.83/181,645.26
  6. Step 6: Final answer
    x = 151,815.25

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1.5x scale

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.