Home / 147,579.00-203,674.70-90,251.85

Finding the Fourth Proportional to 147,579.00, 203,674.70 and 90,251.85

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Solution

The fourth proportional to 147,579.00, 203,674.70 and 90,251.85 is: 124,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,579.00 : 203,674.70 = 90,251.85 : x
  2. Step 2: Convert to fraction form
    147,579.00/203,674.70 = 90,251.85/x
  3. Step 3: Cross multiply
    147,579.00x = 203,674.70 × 90,251.85
  4. Step 4: Simplify right side
    147,579.00x = 18,382,019,462.60
  5. Step 5: Solve for x
    x = 18,382,019,462.60/147,579.00
  6. Step 6: Final answer
    x = 124,557.15

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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.