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Finding the Fourth Proportional to 100,994.97, 151,496.28 and 37,808.45

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Solution

The fourth proportional to 100,994.97, 151,496.28 and 37,808.45 is: 56,714.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,994.97 : 151,496.28 = 37,808.45 : x
  2. Step 2: Convert to fraction form
    100,994.97/151,496.28 = 37,808.45/x
  3. Step 3: Cross multiply
    100,994.97x = 151,496.28 × 37,808.45
  4. Step 4: Simplify right side
    100,994.97x = 5,727,838,770.08
  5. Step 5: Solve for x
    x = 5,727,838,770.08/100,994.97
  6. Step 6: Final answer
    x = 56,714.10

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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.