Home / 242,380.61-363,623.03-120,867.35

Finding the Fourth Proportional to 242,380.61, 363,623.03 and 120,867.35

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Solution

The fourth proportional to 242,380.61, 363,623.03 and 120,867.35 is: 181,327.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,380.61 : 363,623.03 = 120,867.35 : x
  2. Step 2: Convert to fraction form
    242,380.61/363,623.03 = 120,867.35/x
  3. Step 3: Cross multiply
    242,380.61x = 363,623.03 × 120,867.35
  4. Step 4: Simplify right side
    242,380.61x = 43,950,152,339.79
  5. Step 5: Solve for x
    x = 43,950,152,339.79/242,380.61
  6. Step 6: Final answer
    x = 181,327.02

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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.