Home / 55,826.08-76,987.20-36,672.06

Finding the Fourth Proportional to 55,826.08, 76,987.20 and 36,672.06

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Solution

The fourth proportional to 55,826.08, 76,987.20 and 36,672.06 is: 50,572.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,826.08 : 76,987.20 = 36,672.06 : x
  2. Step 2: Convert to fraction form
    55,826.08/76,987.20 = 36,672.06/x
  3. Step 3: Cross multiply
    55,826.08x = 76,987.20 × 36,672.06
  4. Step 4: Simplify right side
    55,826.08x = 2,823,279,217.63
  5. Step 5: Solve for x
    x = 2,823,279,217.63/55,826.08
  6. Step 6: Final answer
    x = 50,572.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.