Home / 57,670.45-86,384.07-36,599.38

Finding the Fourth Proportional to 57,670.45, 86,384.07 and 36,599.38

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Solution

The fourth proportional to 57,670.45, 86,384.07 and 36,599.38 is: 54,821.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,670.45 : 86,384.07 = 36,599.38 : x
  2. Step 2: Convert to fraction form
    57,670.45/86,384.07 = 36,599.38/x
  3. Step 3: Cross multiply
    57,670.45x = 86,384.07 × 36,599.38
  4. Step 4: Simplify right side
    57,670.45x = 3,161,603,187.92
  5. Step 5: Solve for x
    x = 3,161,603,187.92/57,670.45
  6. Step 6: Final answer
    x = 54,821.89

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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.