Home / 58,087.13-87,131.77-16,535.21

Finding the Fourth Proportional to 58,087.13, 87,131.77 and 16,535.21

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Solution

The fourth proportional to 58,087.13, 87,131.77 and 16,535.21 is: 24,803.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,087.13 : 87,131.77 = 16,535.21 : x
  2. Step 2: Convert to fraction form
    58,087.13/87,131.77 = 16,535.21/x
  3. Step 3: Cross multiply
    58,087.13x = 87,131.77 × 16,535.21
  4. Step 4: Simplify right side
    58,087.13x = 1,440,741,637.62
  5. Step 5: Solve for x
    x = 1,440,741,637.62/58,087.13
  6. Step 6: Final answer
    x = 24,803.11

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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.