Home / 54,705.00-82,024.63-21,385.38

Finding the Fourth Proportional to 54,705.00, 82,024.63 and 21,385.38

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Solution

The fourth proportional to 54,705.00, 82,024.63 and 21,385.38 is: 32,065.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,705.00 : 82,024.63 = 21,385.38 : x
  2. Step 2: Convert to fraction form
    54,705.00/82,024.63 = 21,385.38/x
  3. Step 3: Cross multiply
    54,705.00x = 82,024.63 × 21,385.38
  4. Step 4: Simplify right side
    54,705.00x = 1,754,127,471.79
  5. Step 5: Solve for x
    x = 1,754,127,471.79/54,705.00
  6. Step 6: Final answer
    x = 32,065.22

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Why These Related Problems?

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