Home / 161,006.79-241,493.77-42,690.09

Finding the Fourth Proportional to 161,006.79, 241,493.77 and 42,690.09

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Solution

The fourth proportional to 161,006.79, 241,493.77 and 42,690.09 is: 64,030.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,006.79 : 241,493.77 = 42,690.09 : x
  2. Step 2: Convert to fraction form
    161,006.79/241,493.77 = 42,690.09/x
  3. Step 3: Cross multiply
    161,006.79x = 241,493.77 × 42,690.09
  4. Step 4: Simplify right side
    161,006.79x = 10,309,390,775.74
  5. Step 5: Solve for x
    x = 10,309,390,775.74/161,006.79
  6. Step 6: Final answer
    x = 64,030.78

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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.