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Finding the Fourth Proportional to 134,667.66, 202,001.16 and 39,905.22

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Solution

The fourth proportional to 134,667.66, 202,001.16 and 39,905.22 is: 59,857.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,667.66 : 202,001.16 = 39,905.22 : x
  2. Step 2: Convert to fraction form
    134,667.66/202,001.16 = 39,905.22/x
  3. Step 3: Cross multiply
    134,667.66x = 202,001.16 × 39,905.22
  4. Step 4: Simplify right side
    134,667.66x = 8,060,900,730.06
  5. Step 5: Solve for x
    x = 8,060,900,730.06/134,667.66
  6. Step 6: Final answer
    x = 59,857.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.