Home / 49,420.05-74,118.96-22,740.45

Finding the Fourth Proportional to 49,420.05, 74,118.96 and 22,740.45

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Solution

The fourth proportional to 49,420.05, 74,118.96 and 22,740.45 is: 34,105.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,420.05 : 74,118.96 = 22,740.45 : x
  2. Step 2: Convert to fraction form
    49,420.05/74,118.96 = 22,740.45/x
  3. Step 3: Cross multiply
    49,420.05x = 74,118.96 × 22,740.45
  4. Step 4: Simplify right side
    49,420.05x = 1,685,498,133.34
  5. Step 5: Solve for x
    x = 1,685,498,133.34/49,420.05
  6. Step 6: Final answer
    x = 34,105.55

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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.