Home / 47,003.46-64,828.11-29,108.40

Finding the Fourth Proportional to 47,003.46, 64,828.11 and 29,108.40

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Solution

The fourth proportional to 47,003.46, 64,828.11 and 29,108.40 is: 40,146.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,003.46 : 64,828.11 = 29,108.40 : x
  2. Step 2: Convert to fraction form
    47,003.46/64,828.11 = 29,108.40/x
  3. Step 3: Cross multiply
    47,003.46x = 64,828.11 × 29,108.40
  4. Step 4: Simplify right side
    47,003.46x = 1,887,042,232.98
  5. Step 5: Solve for x
    x = 1,887,042,232.98/47,003.46
  6. Step 6: Final answer
    x = 40,146.88

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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.