Home / 40,721.50-61,359.65-33,487.98

Finding the Fourth Proportional to 40,721.50, 61,359.65 and 33,487.98

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Solution

The fourth proportional to 40,721.50, 61,359.65 and 33,487.98 is: 50,460.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,721.50 : 61,359.65 = 33,487.98 : x
  2. Step 2: Convert to fraction form
    40,721.50/61,359.65 = 33,487.98/x
  3. Step 3: Cross multiply
    40,721.50x = 61,359.65 × 33,487.98
  4. Step 4: Simplify right side
    40,721.50x = 2,054,810,732.01
  5. Step 5: Solve for x
    x = 2,054,810,732.01/40,721.50
  6. Step 6: Final answer
    x = 50,460.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.