Home / 49,721.01-74,581.53-40,937.48

Finding the Fourth Proportional to 49,721.01, 74,581.53 and 40,937.48

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Solution

The fourth proportional to 49,721.01, 74,581.53 and 40,937.48 is: 61,406.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,721.01 : 74,581.53 = 40,937.48 : x
  2. Step 2: Convert to fraction form
    49,721.01/74,581.53 = 40,937.48/x
  3. Step 3: Cross multiply
    49,721.01x = 74,581.53 × 40,937.48
  4. Step 4: Simplify right side
    49,721.01x = 3,053,179,366.32
  5. Step 5: Solve for x
    x = 3,053,179,366.32/49,721.01
  6. Step 6: Final answer
    x = 61,406.22

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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.