Home / 161,538.52-242,346.12-50,730.52

Finding the Fourth Proportional to 161,538.52, 242,346.12 and 50,730.52

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Solution

The fourth proportional to 161,538.52, 242,346.12 and 50,730.52 is: 76,107.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,538.52 : 242,346.12 = 50,730.52 : x
  2. Step 2: Convert to fraction form
    161,538.52/242,346.12 = 50,730.52/x
  3. Step 3: Cross multiply
    161,538.52x = 242,346.12 × 50,730.52
  4. Step 4: Simplify right side
    161,538.52x = 12,294,344,687.58
  5. Step 5: Solve for x
    x = 12,294,344,687.58/161,538.52
  6. Step 6: Final answer
    x = 76,107.82

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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.