Home / 87,058.86-130,607.11-27,086.19

Finding the Fourth Proportional to 87,058.86, 130,607.11 and 27,086.19

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Solution

The fourth proportional to 87,058.86, 130,607.11 and 27,086.19 is: 40,635.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,058.86 : 130,607.11 = 27,086.19 : x
  2. Step 2: Convert to fraction form
    87,058.86/130,607.11 = 27,086.19/x
  3. Step 3: Cross multiply
    87,058.86x = 130,607.11 × 27,086.19
  4. Step 4: Simplify right side
    87,058.86x = 3,537,648,996.81
  5. Step 5: Solve for x
    x = 3,537,648,996.81/87,058.86
  6. Step 6: Final answer
    x = 40,635.14

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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.