Home / 87,204.81-130,820.92-37,285.17

Finding the Fourth Proportional to 87,204.81, 130,820.92 and 37,285.17

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Solution

The fourth proportional to 87,204.81, 130,820.92 and 37,285.17 is: 55,933.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,204.81 : 130,820.92 = 37,285.17 : x
  2. Step 2: Convert to fraction form
    87,204.81/130,820.92 = 37,285.17/x
  3. Step 3: Cross multiply
    87,204.81x = 130,820.92 × 37,285.17
  4. Step 4: Simplify right side
    87,204.81x = 4,877,680,241.76
  5. Step 5: Solve for x
    x = 4,877,680,241.76/87,204.81
  6. Step 6: Final answer
    x = 55,933.61

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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.