Home / 49,462.48-74,192.63-12,022.75

Finding the Fourth Proportional to 49,462.48, 74,192.63 and 12,022.75

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Solution

The fourth proportional to 49,462.48, 74,192.63 and 12,022.75 is: 18,033.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,462.48 : 74,192.63 = 12,022.75 : x
  2. Step 2: Convert to fraction form
    49,462.48/74,192.63 = 12,022.75/x
  3. Step 3: Cross multiply
    49,462.48x = 74,192.63 × 12,022.75
  4. Step 4: Simplify right side
    49,462.48x = 891,999,071.37
  5. Step 5: Solve for x
    x = 891,999,071.37/49,462.48
  6. Step 6: Final answer
    x = 18,033.85

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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.