Home / 87,730.94-131,646.57-37,125.98

Finding the Fourth Proportional to 87,730.94, 131,646.57 and 37,125.98

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Solution

The fourth proportional to 87,730.94, 131,646.57 and 37,125.98 is: 55,710.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,730.94 : 131,646.57 = 37,125.98 : x
  2. Step 2: Convert to fraction form
    87,730.94/131,646.57 = 37,125.98/x
  3. Step 3: Cross multiply
    87,730.94x = 131,646.57 × 37,125.98
  4. Step 4: Simplify right side
    87,730.94x = 4,887,507,924.89
  5. Step 5: Solve for x
    x = 4,887,507,924.89/87,730.94
  6. Step 6: Final answer
    x = 55,710.20

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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.