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Finding the Fourth Proportional to 153,423.86, 230,214.61 and 68,093.17

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Solution

The fourth proportional to 153,423.86, 230,214.61 and 68,093.17 is: 102,174.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,423.86 : 230,214.61 = 68,093.17 : x
  2. Step 2: Convert to fraction form
    153,423.86/230,214.61 = 68,093.17/x
  3. Step 3: Cross multiply
    153,423.86x = 230,214.61 × 68,093.17
  4. Step 4: Simplify right side
    153,423.86x = 15,676,042,996.73
  5. Step 5: Solve for x
    x = 15,676,042,996.73/153,423.86
  6. Step 6: Final answer
    x = 102,174.74

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1.5x scale

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.