Home / 57,057.54-85,590.40-17,609.52

Finding the Fourth Proportional to 57,057.54, 85,590.40 and 17,609.52

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Solution

The fourth proportional to 57,057.54, 85,590.40 and 17,609.52 is: 26,415.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,057.54 : 85,590.40 = 17,609.52 : x
  2. Step 2: Convert to fraction form
    57,057.54/85,590.40 = 17,609.52/x
  3. Step 3: Cross multiply
    57,057.54x = 85,590.40 × 17,609.52
  4. Step 4: Simplify right side
    57,057.54x = 1,507,205,860.61
  5. Step 5: Solve for x
    x = 1,507,205,860.61/57,057.54
  6. Step 6: Final answer
    x = 26,415.54

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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.