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Finding the Fourth Proportional to 42,179.56, 58,205.52 and 23,315.56

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Solution

The fourth proportional to 42,179.56, 58,205.52 and 23,315.56 is: 32,174.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,179.56 : 58,205.52 = 23,315.56 : x
  2. Step 2: Convert to fraction form
    42,179.56/58,205.52 = 23,315.56/x
  3. Step 3: Cross multiply
    42,179.56x = 58,205.52 × 23,315.56
  4. Step 4: Simplify right side
    42,179.56x = 1,357,094,293.89
  5. Step 5: Solve for x
    x = 1,357,094,293.89/42,179.56
  6. Step 6: Final answer
    x = 32,174.22

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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.