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Finding the Fourth Proportional to 69,994.92, 96,575.66 and 42,763.98

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Solution

The fourth proportional to 69,994.92, 96,575.66 and 42,763.98 is: 59,003.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,994.92 : 96,575.66 = 42,763.98 : x
  2. Step 2: Convert to fraction form
    69,994.92/96,575.66 = 42,763.98/x
  3. Step 3: Cross multiply
    69,994.92x = 96,575.66 × 42,763.98
  4. Step 4: Simplify right side
    69,994.92x = 4,129,959,592.73
  5. Step 5: Solve for x
    x = 4,129,959,592.73/69,994.92
  6. Step 6: Final answer
    x = 59,003.70

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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.