Home / 87,382.79-131,099.67-34,800.02

Finding the Fourth Proportional to 87,382.79, 131,099.67 and 34,800.02

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Solution

The fourth proportional to 87,382.79, 131,099.67 and 34,800.02 is: 52,210.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,382.79 : 131,099.67 = 34,800.02 : x
  2. Step 2: Convert to fraction form
    87,382.79/131,099.67 = 34,800.02/x
  3. Step 3: Cross multiply
    87,382.79x = 131,099.67 × 34,800.02
  4. Step 4: Simplify right side
    87,382.79x = 4,562,270,482.50
  5. Step 5: Solve for x
    x = 4,562,270,482.50/87,382.79
  6. Step 6: Final answer
    x = 52,210.17

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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.