Home / 87,055.86-130,602.61-27,083.19

Finding the Fourth Proportional to 87,055.86, 130,602.61 and 27,083.19

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Solution

The fourth proportional to 87,055.86, 130,602.61 and 27,083.19 is: 40,630.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,055.86 : 130,602.61 = 27,083.19 : x
  2. Step 2: Convert to fraction form
    87,055.86/130,602.61 = 27,083.19/x
  3. Step 3: Cross multiply
    87,055.86x = 130,602.61 × 27,083.19
  4. Step 4: Simplify right side
    87,055.86x = 3,537,135,824.74
  5. Step 5: Solve for x
    x = 3,537,135,824.74/87,055.86
  6. Step 6: Final answer
    x = 40,630.64

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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.