Home / 56,876.57-85,278.40-23,619.59

Finding the Fourth Proportional to 56,876.57, 85,278.40 and 23,619.59

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Solution

The fourth proportional to 56,876.57, 85,278.40 and 23,619.59 is: 35,414.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,876.57 : 85,278.40 = 23,619.59 : x
  2. Step 2: Convert to fraction form
    56,876.57/85,278.40 = 23,619.59/x
  3. Step 3: Cross multiply
    56,876.57x = 85,278.40 × 23,619.59
  4. Step 4: Simplify right side
    56,876.57x = 2,014,240,843.86
  5. Step 5: Solve for x
    x = 2,014,240,843.86/56,876.57
  6. Step 6: Final answer
    x = 35,414.25

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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.