Home / 58,401.75-87,658.01-36,147.81

Finding the Fourth Proportional to 58,401.75, 87,658.01 and 36,147.81

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Solution

The fourth proportional to 58,401.75, 87,658.01 and 36,147.81 is: 54,255.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,401.75 : 87,658.01 = 36,147.81 : x
  2. Step 2: Convert to fraction form
    58,401.75/87,658.01 = 36,147.81/x
  3. Step 3: Cross multiply
    58,401.75x = 87,658.01 × 36,147.81
  4. Step 4: Simplify right side
    58,401.75x = 3,168,644,909.72
  5. Step 5: Solve for x
    x = 3,168,644,909.72/58,401.75
  6. Step 6: Final answer
    x = 54,255.99

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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.