Home / 49,642.02-74,462.94-21,558.42

Finding the Fourth Proportional to 49,642.02, 74,462.94 and 21,558.42

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Solution

The fourth proportional to 49,642.02, 74,462.94 and 21,558.42 is: 32,337.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,642.02 : 74,462.94 = 21,558.42 : x
  2. Step 2: Convert to fraction form
    49,642.02/74,462.94 = 21,558.42/x
  3. Step 3: Cross multiply
    49,642.02x = 74,462.94 × 21,558.42
  4. Step 4: Simplify right side
    49,642.02x = 1,605,303,334.95
  5. Step 5: Solve for x
    x = 1,605,303,334.95/49,642.02
  6. Step 6: Final answer
    x = 32,337.59

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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.