Home / 58,236.57-87,398.25-43,278.15

Finding the Fourth Proportional to 58,236.57, 87,398.25 and 43,278.15

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Solution

The fourth proportional to 58,236.57, 87,398.25 and 43,278.15 is: 64,949.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,236.57 : 87,398.25 = 43,278.15 : x
  2. Step 2: Convert to fraction form
    58,236.57/87,398.25 = 43,278.15/x
  3. Step 3: Cross multiply
    58,236.57x = 87,398.25 × 43,278.15
  4. Step 4: Simplify right side
    58,236.57x = 3,782,434,573.24
  5. Step 5: Solve for x
    x = 3,782,434,573.24/58,236.57
  6. Step 6: Final answer
    x = 64,949.47

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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.