Home / 87,203.81-130,819.42-37,284.17

Finding the Fourth Proportional to 87,203.81, 130,819.42 and 37,284.17

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Solution

The fourth proportional to 87,203.81, 130,819.42 and 37,284.17 is: 55,932.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,203.81 : 130,819.42 = 37,284.17 : x
  2. Step 2: Convert to fraction form
    87,203.81/130,819.42 = 37,284.17/x
  3. Step 3: Cross multiply
    87,203.81x = 130,819.42 × 37,284.17
  4. Step 4: Simplify right side
    87,203.81x = 4,877,492,747.27
  5. Step 5: Solve for x
    x = 4,877,492,747.27/87,203.81
  6. Step 6: Final answer
    x = 55,932.11

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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.