Home / 87,127.28-130,690.98-24,797.80

Finding the Fourth Proportional to 87,127.28, 130,690.98 and 24,797.80

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Solution

The fourth proportional to 87,127.28, 130,690.98 and 24,797.80 is: 37,196.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,127.28 : 130,690.98 = 24,797.80 : x
  2. Step 2: Convert to fraction form
    87,127.28/130,690.98 = 24,797.80/x
  3. Step 3: Cross multiply
    87,127.28x = 130,690.98 × 24,797.80
  4. Step 4: Simplify right side
    87,127.28x = 3,240,848,783.84
  5. Step 5: Solve for x
    x = 3,240,848,783.84/87,127.28
  6. Step 6: Final answer
    x = 37,196.72

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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.