Home / 50,721.80-75,716.17-44,501

Finding the Fourth Proportional to 50,721.80, 75,716.17 and 44,501

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Solution

The fourth proportional to 50,721.80, 75,716.17 and 44,501 is: 66,429.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,721.80 : 75,716.17 = 44,501 : x
  2. Step 2: Convert to fraction form
    50,721.80/75,716.17 = 44,501/x
  3. Step 3: Cross multiply
    50,721.80x = 75,716.17 × 44,501
  4. Step 4: Simplify right side
    50,721.80x = 3,369,445,281.17
  5. Step 5: Solve for x
    x = 3,369,445,281.17/50,721.80
  6. Step 6: Final answer
    x = 66,429.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.