Home / 49,642.08-74,462.94-21,558.48

Finding the Fourth Proportional to 49,642.08, 74,462.94 and 21,558.48

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Solution

The fourth proportional to 49,642.08, 74,462.94 and 21,558.48 is: 32,337.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,642.08 : 74,462.94 = 21,558.48 : x
  2. Step 2: Convert to fraction form
    49,642.08/74,462.94 = 21,558.48/x
  3. Step 3: Cross multiply
    49,642.08x = 74,462.94 × 21,558.48
  4. Step 4: Simplify right side
    49,642.08x = 1,605,307,802.73
  5. Step 5: Solve for x
    x = 1,605,307,802.73/49,642.08
  6. Step 6: Final answer
    x = 32,337.64

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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.