Home / 158,380.11-237,520.51-51,739.75

Finding the Fourth Proportional to 158,380.11, 237,520.51 and 51,739.75

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Solution

The fourth proportional to 158,380.11, 237,520.51 and 51,739.75 is: 77,593.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,380.11 : 237,520.51 = 51,739.75 : x
  2. Step 2: Convert to fraction form
    158,380.11/237,520.51 = 51,739.75/x
  3. Step 3: Cross multiply
    158,380.11x = 237,520.51 × 51,739.75
  4. Step 4: Simplify right side
    158,380.11x = 12,289,251,807.27
  5. Step 5: Solve for x
    x = 12,289,251,807.27/158,380.11
  6. Step 6: Final answer
    x = 77,593.40

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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.