Home / 87,564.33-120,847.88-53,595.46

Finding the Fourth Proportional to 87,564.33, 120,847.88 and 53,595.46

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Solution

The fourth proportional to 87,564.33, 120,847.88 and 53,595.46 is: 73,967.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,564.33 : 120,847.88 = 53,595.46 : x
  2. Step 2: Convert to fraction form
    87,564.33/120,847.88 = 53,595.46/x
  3. Step 3: Cross multiply
    87,564.33x = 120,847.88 × 53,595.46
  4. Step 4: Simplify right side
    87,564.33x = 6,476,897,718.62
  5. Step 5: Solve for x
    x = 6,476,897,718.62/87,564.33
  6. Step 6: Final answer
    x = 73,967.31

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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.