Home / 274,728.24-412,027.64-75,001.12

Finding the Fourth Proportional to 274,728.24, 412,027.64 and 75,001.12

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Solution

The fourth proportional to 274,728.24, 412,027.64 and 75,001.12 is: 112,484.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,728.24 : 412,027.64 = 75,001.12 : x
  2. Step 2: Convert to fraction form
    274,728.24/412,027.64 = 75,001.12/x
  3. Step 3: Cross multiply
    274,728.24x = 412,027.64 × 75,001.12
  4. Step 4: Simplify right side
    274,728.24x = 30,902,534,470.96
  5. Step 5: Solve for x
    x = 30,902,534,470.96/274,728.24
  6. Step 6: Final answer
    x = 112,484.01

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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.