Home / 57,234.10-79,003.51-39,071.83

Finding the Fourth Proportional to 57,234.10, 79,003.51 and 39,071.83

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Solution

The fourth proportional to 57,234.10, 79,003.51 and 39,071.83 is: 53,933.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,234.10 : 79,003.51 = 39,071.83 : x
  2. Step 2: Convert to fraction form
    57,234.10/79,003.51 = 39,071.83/x
  3. Step 3: Cross multiply
    57,234.10x = 79,003.51 × 39,071.83
  4. Step 4: Simplify right side
    57,234.10x = 3,086,811,712.12
  5. Step 5: Solve for x
    x = 3,086,811,712.12/57,234.10
  6. Step 6: Final answer
    x = 53,933.09

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1.5x scale

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.