Home / 87,005.95-130,467.51-33,722.93

Finding the Fourth Proportional to 87,005.95, 130,467.51 and 33,722.93

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Solution

The fourth proportional to 87,005.95, 130,467.51 and 33,722.93 is: 50,568.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,005.95 : 130,467.51 = 33,722.93 : x
  2. Step 2: Convert to fraction form
    87,005.95/130,467.51 = 33,722.93/x
  3. Step 3: Cross multiply
    87,005.95x = 130,467.51 × 33,722.93
  4. Step 4: Simplify right side
    87,005.95x = 4,399,747,033.17
  5. Step 5: Solve for x
    x = 4,399,747,033.17/87,005.95
  6. Step 6: Final answer
    x = 50,568.35

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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.