Home / 181,815.23-272,351.05-148,201.04

Finding the Fourth Proportional to 181,815.23, 272,351.05 and 148,201.04

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Solution

The fourth proportional to 181,815.23, 272,351.05 and 148,201.04 is: 221,998.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,815.23 : 272,351.05 = 148,201.04 : x
  2. Step 2: Convert to fraction form
    181,815.23/272,351.05 = 148,201.04/x
  3. Step 3: Cross multiply
    181,815.23x = 272,351.05 × 148,201.04
  4. Step 4: Simplify right side
    181,815.23x = 40,362,709,165.47
  5. Step 5: Solve for x
    x = 40,362,709,165.47/181,815.23
  6. Step 6: Final answer
    x = 221,998.50

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1.5x scale

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.