Home / 57,092.93-78,782.91-34,118.19

Finding the Fourth Proportional to 57,092.93, 78,782.91 and 34,118.19

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Solution

The fourth proportional to 57,092.93, 78,782.91 and 34,118.19 is: 47,079.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,092.93 : 78,782.91 = 34,118.19 : x
  2. Step 2: Convert to fraction form
    57,092.93/78,782.91 = 34,118.19/x
  3. Step 3: Cross multiply
    57,092.93x = 78,782.91 × 34,118.19
  4. Step 4: Simplify right side
    57,092.93x = 2,687,930,385.77
  5. Step 5: Solve for x
    x = 2,687,930,385.77/57,092.93
  6. Step 6: Final answer
    x = 47,079.92

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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.