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Finding the Fourth Proportional to 108,003.80, 162,054.30 and 37,933.40

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Solution

The fourth proportional to 108,003.80, 162,054.30 and 37,933.40 is: 56,917.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,003.80 : 162,054.30 = 37,933.40 : x
  2. Step 2: Convert to fraction form
    108,003.80/162,054.30 = 37,933.40/x
  3. Step 3: Cross multiply
    108,003.80x = 162,054.30 × 37,933.40
  4. Step 4: Simplify right side
    108,003.80x = 6,147,270,583.62
  5. Step 5: Solve for x
    x = 6,147,270,583.62/108,003.80
  6. Step 6: Final answer
    x = 56,917.17

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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.