Home / 56,451.33-84,650.12-21,368.61

Finding the Fourth Proportional to 56,451.33, 84,650.12 and 21,368.61

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Solution

The fourth proportional to 56,451.33, 84,650.12 and 21,368.61 is: 32,042.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,451.33 : 84,650.12 = 21,368.61 : x
  2. Step 2: Convert to fraction form
    56,451.33/84,650.12 = 21,368.61/x
  3. Step 3: Cross multiply
    56,451.33x = 84,650.12 × 21,368.61
  4. Step 4: Simplify right side
    56,451.33x = 1,808,855,293.89
  5. Step 5: Solve for x
    x = 1,808,855,293.89/56,451.33
  6. Step 6: Final answer
    x = 32,042.74

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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.