Home / 61,551.12-92,313.42-19,434.48

Finding the Fourth Proportional to 61,551.12, 92,313.42 and 19,434.48

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Solution

The fourth proportional to 61,551.12, 92,313.42 and 19,434.48 is: 29,147.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,551.12 : 92,313.42 = 19,434.48 : x
  2. Step 2: Convert to fraction form
    61,551.12/92,313.42 = 19,434.48/x
  3. Step 3: Cross multiply
    61,551.12x = 92,313.42 × 19,434.48
  4. Step 4: Simplify right side
    61,551.12x = 1,794,063,314.72
  5. Step 5: Solve for x
    x = 1,794,063,314.72/61,551.12
  6. Step 6: Final answer
    x = 29,147.53

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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.