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Finding the Fourth Proportional to 63,699, 87,910.10 and 35,410.16

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Solution

The fourth proportional to 63,699, 87,910.10 and 35,410.16 is: 48,869.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,699 : 87,910.10 = 35,410.16 : x
  2. Step 2: Convert to fraction form
    63,699/87,910.10 = 35,410.16/x
  3. Step 3: Cross multiply
    63,699x = 87,910.10 × 35,410.16
  4. Step 4: Simplify right side
    63,699x = 3,112,910,090.01
  5. Step 5: Solve for x
    x = 3,112,910,090.01/63,699
  6. Step 6: Final answer
    x = 48,869.06

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