Home / 254,289.60-381,191.40-94,322.70

Finding the Fourth Proportional to 254,289.60, 381,191.40 and 94,322.70

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Solution

The fourth proportional to 254,289.60, 381,191.40 and 94,322.70 is: 141,393.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,289.60 : 381,191.40 = 94,322.70 : x
  2. Step 2: Convert to fraction form
    254,289.60/381,191.40 = 94,322.70/x
  3. Step 3: Cross multiply
    254,289.60x = 381,191.40 × 94,322.70
  4. Step 4: Simplify right side
    254,289.60x = 35,955,002,064.78
  5. Step 5: Solve for x
    x = 35,955,002,064.78/254,289.60
  6. Step 6: Final answer
    x = 141,393.91

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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.