Home / 49,840.96-74,748.72-14,772.40

Finding the Fourth Proportional to 49,840.96, 74,748.72 and 14,772.40

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Solution

The fourth proportional to 49,840.96, 74,748.72 and 14,772.40 is: 22,154.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,840.96 : 74,748.72 = 14,772.40 : x
  2. Step 2: Convert to fraction form
    49,840.96/74,748.72 = 14,772.40/x
  3. Step 3: Cross multiply
    49,840.96x = 74,748.72 × 14,772.40
  4. Step 4: Simplify right side
    49,840.96x = 1,104,217,991.33
  5. Step 5: Solve for x
    x = 1,104,217,991.33/49,840.96
  6. Step 6: Final answer
    x = 22,154.83

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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.