Home / 35,803.13-53,691.18-28,765.85

Finding the Fourth Proportional to 35,803.13, 53,691.18 and 28,765.85

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Solution

The fourth proportional to 35,803.13, 53,691.18 and 28,765.85 is: 43,137.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,803.13 : 53,691.18 = 28,765.85 : x
  2. Step 2: Convert to fraction form
    35,803.13/53,691.18 = 28,765.85/x
  3. Step 3: Cross multiply
    35,803.13x = 53,691.18 × 28,765.85
  4. Step 4: Simplify right side
    35,803.13x = 1,544,472,161.75
  5. Step 5: Solve for x
    x = 1,544,472,161.75/35,803.13
  6. Step 6: Final answer
    x = 43,137.91

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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.