Home / 73,839.04-101,897.86-40,305.04

Finding the Fourth Proportional to 73,839.04, 101,897.86 and 40,305.04

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Solution

The fourth proportional to 73,839.04, 101,897.86 and 40,305.04 is: 55,620.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,839.04 : 101,897.86 = 40,305.04 : x
  2. Step 2: Convert to fraction form
    73,839.04/101,897.86 = 40,305.04/x
  3. Step 3: Cross multiply
    73,839.04x = 101,897.86 × 40,305.04
  4. Step 4: Simplify right side
    73,839.04x = 4,106,997,323.21
  5. Step 5: Solve for x
    x = 4,106,997,323.21/73,839.04
  6. Step 6: Final answer
    x = 55,620.95

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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.