Home / 57,345.50-85,992.35-17,349.05

Finding the Fourth Proportional to 57,345.50, 85,992.35 and 17,349.05

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Solution

The fourth proportional to 57,345.50, 85,992.35 and 17,349.05 is: 26,015.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,345.50 : 85,992.35 = 17,349.05 : x
  2. Step 2: Convert to fraction form
    57,345.50/85,992.35 = 17,349.05/x
  3. Step 3: Cross multiply
    57,345.50x = 85,992.35 × 17,349.05
  4. Step 4: Simplify right side
    57,345.50x = 1,491,885,708.00
  5. Step 5: Solve for x
    x = 1,491,885,708.00/57,345.50
  6. Step 6: Final answer
    x = 26,015.74

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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.