Home / 49,487.84-74,238.44-14,427.22

Finding the Fourth Proportional to 49,487.84, 74,238.44 and 14,427.22

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Solution

The fourth proportional to 49,487.84, 74,238.44 and 14,427.22 is: 21,642.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,487.84 : 74,238.44 = 14,427.22 : x
  2. Step 2: Convert to fraction form
    49,487.84/74,238.44 = 14,427.22/x
  3. Step 3: Cross multiply
    49,487.84x = 74,238.44 × 14,427.22
  4. Step 4: Simplify right side
    49,487.84x = 1,071,054,306.34
  5. Step 5: Solve for x
    x = 1,071,054,306.34/49,487.84
  6. Step 6: Final answer
    x = 21,642.78

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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.