Home / 87,056.86-130,604.11-27,084.19

Finding the Fourth Proportional to 87,056.86, 130,604.11 and 27,084.19

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Solution

The fourth proportional to 87,056.86, 130,604.11 and 27,084.19 is: 40,632.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,056.86 : 130,604.11 = 27,084.19 : x
  2. Step 2: Convert to fraction form
    87,056.86/130,604.11 = 27,084.19/x
  3. Step 3: Cross multiply
    87,056.86x = 130,604.11 × 27,084.19
  4. Step 4: Simplify right side
    87,056.86x = 3,537,306,530.02
  5. Step 5: Solve for x
    x = 3,537,306,530.02/87,056.86
  6. Step 6: Final answer
    x = 40,632.14

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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.