Home / 161,788.12-242,682.75-49,467.92

Finding the Fourth Proportional to 161,788.12, 242,682.75 and 49,467.92

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Solution

The fourth proportional to 161,788.12, 242,682.75 and 49,467.92 is: 74,202.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,788.12 : 242,682.75 = 49,467.92 : x
  2. Step 2: Convert to fraction form
    161,788.12/242,682.75 = 49,467.92/x
  3. Step 3: Cross multiply
    161,788.12x = 242,682.75 × 49,467.92
  4. Step 4: Simplify right side
    161,788.12x = 12,005,009,648.97
  5. Step 5: Solve for x
    x = 12,005,009,648.97/161,788.12
  6. Step 6: Final answer
    x = 74,202.05

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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.