Home / 274,024.24-378,270.04-166,628.76

Finding the Fourth Proportional to 274,024.24, 378,270.04 and 166,628.76

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Solution

The fourth proportional to 274,024.24, 378,270.04 and 166,628.76 is: 230,018.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,024.24 : 378,270.04 = 166,628.76 : x
  2. Step 2: Convert to fraction form
    274,024.24/378,270.04 = 166,628.76/x
  3. Step 3: Cross multiply
    274,024.24x = 378,270.04 × 166,628.76
  4. Step 4: Simplify right side
    274,024.24x = 63,030,667,710.35
  5. Step 5: Solve for x
    x = 63,030,667,710.35/274,024.24
  6. Step 6: Final answer
    x = 230,018.58

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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.