Home / 43,042.59-64,553.63-18,083.12

Finding the Fourth Proportional to 43,042.59, 64,553.63 and 18,083.12

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Solution

The fourth proportional to 43,042.59, 64,553.63 and 18,083.12 is: 27,120.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,042.59 : 64,553.63 = 18,083.12 : x
  2. Step 2: Convert to fraction form
    43,042.59/64,553.63 = 18,083.12/x
  3. Step 3: Cross multiply
    43,042.59x = 64,553.63 × 18,083.12
  4. Step 4: Simplify right side
    43,042.59x = 1,167,330,624.54
  5. Step 5: Solve for x
    x = 1,167,330,624.54/43,042.59
  6. Step 6: Final answer
    x = 27,120.36

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1.5x scale

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.