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Finding the Fourth Proportional to 96,817.52, 133,609.90 and 53,800.98

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Solution

The fourth proportional to 96,817.52, 133,609.90 and 53,800.98 is: 74,246.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,817.52 : 133,609.90 = 53,800.98 : x
  2. Step 2: Convert to fraction form
    96,817.52/133,609.90 = 53,800.98/x
  3. Step 3: Cross multiply
    96,817.52x = 133,609.90 × 53,800.98
  4. Step 4: Simplify right side
    96,817.52x = 7,188,343,557.70
  5. Step 5: Solve for x
    x = 7,188,343,557.70/96,817.52
  6. Step 6: Final answer
    x = 74,246.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.