Home / 101,246.77-139,717.74-55,923.94

Finding the Fourth Proportional to 101,246.77, 139,717.74 and 55,923.94

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Solution

The fourth proportional to 101,246.77, 139,717.74 and 55,923.94 is: 77,173.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,246.77 : 139,717.74 = 55,923.94 : x
  2. Step 2: Convert to fraction form
    101,246.77/139,717.74 = 55,923.94/x
  3. Step 3: Cross multiply
    101,246.77x = 139,717.74 × 55,923.94
  4. Step 4: Simplify right side
    101,246.77x = 7,813,566,508.70
  5. Step 5: Solve for x
    x = 7,813,566,508.70/101,246.77
  6. Step 6: Final answer
    x = 77,173.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.