Home / 87,655.77-131,600.30-46,131.93

Finding the Fourth Proportional to 87,655.77, 131,600.30 and 46,131.93

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Solution

The fourth proportional to 87,655.77, 131,600.30 and 46,131.93 is: 69,259.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,655.77 : 131,600.30 = 46,131.93 : x
  2. Step 2: Convert to fraction form
    87,655.77/131,600.30 = 46,131.93/x
  3. Step 3: Cross multiply
    87,655.77x = 131,600.30 × 46,131.93
  4. Step 4: Simplify right side
    87,655.77x = 6,070,975,596.92
  5. Step 5: Solve for x
    x = 6,070,975,596.92/87,655.77
  6. Step 6: Final answer
    x = 69,259.28

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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.