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Finding the Fourth Proportional to 161,497.73, 242,262.73 and 61,741.85

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Solution

The fourth proportional to 161,497.73, 242,262.73 and 61,741.85 is: 92,618.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,497.73 : 242,262.73 = 61,741.85 : x
  2. Step 2: Convert to fraction form
    161,497.73/242,262.73 = 61,741.85/x
  3. Step 3: Cross multiply
    161,497.73x = 242,262.73 × 61,741.85
  4. Step 4: Simplify right side
    161,497.73x = 14,957,748,002.11
  5. Step 5: Solve for x
    x = 14,957,748,002.11/161,497.73
  6. Step 6: Final answer
    x = 92,618.94

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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.