Home / 254,055.03-381,082.70-64,529.61

Finding the Fourth Proportional to 254,055.03, 381,082.70 and 64,529.61

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Solution

The fourth proportional to 254,055.03, 381,082.70 and 64,529.61 is: 96,794.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,055.03 : 381,082.70 = 64,529.61 : x
  2. Step 2: Convert to fraction form
    254,055.03/381,082.70 = 64,529.61/x
  3. Step 3: Cross multiply
    254,055.03x = 381,082.70 × 64,529.61
  4. Step 4: Simplify right side
    254,055.03x = 24,591,118,008.75
  5. Step 5: Solve for x
    x = 24,591,118,008.75/254,055.03
  6. Step 6: Final answer
    x = 96,794.45

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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.