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Finding the Fourth Proportional to 161,592.48, 242,343.36 and 61,683.84

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Solution

The fourth proportional to 161,592.48, 242,343.36 and 61,683.84 is: 92,508.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,592.48 : 242,343.36 = 61,683.84 : x
  2. Step 2: Convert to fraction form
    161,592.48/242,343.36 = 61,683.84/x
  3. Step 3: Cross multiply
    161,592.48x = 242,343.36 × 61,683.84
  4. Step 4: Simplify right side
    161,592.48x = 14,948,669,043.30
  5. Step 5: Solve for x
    x = 14,948,669,043.30/161,592.48
  6. Step 6: Final answer
    x = 92,508.44

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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.