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Finding the Fourth Proportional to 96,425.86, 133,063.23 and 53,402.44

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Solution

The fourth proportional to 96,425.86, 133,063.23 and 53,402.44 is: 73,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,425.86 : 133,063.23 = 53,402.44 : x
  2. Step 2: Convert to fraction form
    96,425.86/133,063.23 = 53,402.44/x
  3. Step 3: Cross multiply
    96,425.86x = 133,063.23 × 53,402.44
  4. Step 4: Simplify right side
    96,425.86x = 7,105,901,123.18
  5. Step 5: Solve for x
    x = 7,105,901,123.18/96,425.86
  6. Step 6: Final answer
    x = 73,692.90

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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.