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Finding the Fourth Proportional to 181,871.50, 250,995.28 and 110,254.54

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Solution

The fourth proportional to 181,871.50, 250,995.28 and 110,254.54 is: 152,158.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,871.50 : 250,995.28 = 110,254.54 : x
  2. Step 2: Convert to fraction form
    181,871.50/250,995.28 = 110,254.54/x
  3. Step 3: Cross multiply
    181,871.50x = 250,995.28 × 110,254.54
  4. Step 4: Simplify right side
    181,871.50x = 27,673,367,883.59
  5. Step 5: Solve for x
    x = 27,673,367,883.59/181,871.50
  6. Step 6: Final answer
    x = 152,158.91

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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.