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Finding the Fourth Proportional to 96,479.34, 144,602.37 and 49,706.70

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Solution

The fourth proportional to 96,479.34, 144,602.37 and 49,706.70 is: 74,499.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,479.34 : 144,602.37 = 49,706.70 : x
  2. Step 2: Convert to fraction form
    96,479.34/144,602.37 = 49,706.70/x
  3. Step 3: Cross multiply
    96,479.34x = 144,602.37 × 49,706.70
  4. Step 4: Simplify right side
    96,479.34x = 7,187,706,624.88
  5. Step 5: Solve for x
    x = 7,187,706,624.88/96,479.34
  6. Step 6: Final answer
    x = 74,499.96

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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.