Home / 87,565.33-120,849.26-53,596.46

Finding the Fourth Proportional to 87,565.33, 120,849.26 and 53,596.46

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Solution

The fourth proportional to 87,565.33, 120,849.26 and 53,596.46 is: 73,968.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,565.33 : 120,849.26 = 53,596.46 : x
  2. Step 2: Convert to fraction form
    87,565.33/120,849.26 = 53,596.46/x
  3. Step 3: Cross multiply
    87,565.33x = 120,849.26 × 53,596.46
  4. Step 4: Simplify right side
    87,565.33x = 6,477,092,529.62
  5. Step 5: Solve for x
    x = 6,477,092,529.62/87,565.33
  6. Step 6: Final answer
    x = 73,968.69

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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.