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Finding the Fourth Proportional to 34,064.24, 47,008.20 and 19,160.24

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Solution

The fourth proportional to 34,064.24, 47,008.20 and 19,160.24 is: 26,440.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,064.24 : 47,008.20 = 19,160.24 : x
  2. Step 2: Convert to fraction form
    34,064.24/47,008.20 = 19,160.24/x
  3. Step 3: Cross multiply
    34,064.24x = 47,008.20 × 19,160.24
  4. Step 4: Simplify right side
    34,064.24x = 900,688,393.97
  5. Step 5: Solve for x
    x = 900,688,393.97/34,064.24
  6. Step 6: Final answer
    x = 26,440.88

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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.