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Finding the Fourth Proportional to 161,892.30, 242,838.45 and 152,042.70

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Solution

The fourth proportional to 161,892.30, 242,838.45 and 152,042.70 is: 228,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,892.30 : 242,838.45 = 152,042.70 : x
  2. Step 2: Convert to fraction form
    161,892.30/242,838.45 = 152,042.70/x
  3. Step 3: Cross multiply
    161,892.30x = 242,838.45 × 152,042.70
  4. Step 4: Simplify right side
    161,892.30x = 36,921,813,601.82
  5. Step 5: Solve for x
    x = 36,921,813,601.82/161,892.30
  6. Step 6: Final answer
    x = 228,064.05

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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.