Home / 273,557.37-377,507.73-158,864.21

Finding the Fourth Proportional to 273,557.37, 377,507.73 and 158,864.21

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Solution

The fourth proportional to 273,557.37, 377,507.73 and 158,864.21 is: 219,231.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,557.37 : 377,507.73 = 158,864.21 : x
  2. Step 2: Convert to fraction form
    273,557.37/377,507.73 = 158,864.21/x
  3. Step 3: Cross multiply
    273,557.37x = 377,507.73 × 158,864.21
  4. Step 4: Simplify right side
    273,557.37x = 59,972,468,649.07
  5. Step 5: Solve for x
    x = 59,972,468,649.07/273,557.37
  6. Step 6: Final answer
    x = 219,231.78

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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.