Home / 120,756.56-181,076.57-50,617.04

Finding the Fourth Proportional to 120,756.56, 181,076.57 and 50,617.04

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Solution

The fourth proportional to 120,756.56, 181,076.57 and 50,617.04 is: 75,901.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,756.56 : 181,076.57 = 50,617.04 : x
  2. Step 2: Convert to fraction form
    120,756.56/181,076.57 = 50,617.04/x
  3. Step 3: Cross multiply
    120,756.56x = 181,076.57 × 50,617.04
  4. Step 4: Simplify right side
    120,756.56x = 9,165,558,828.28
  5. Step 5: Solve for x
    x = 9,165,558,828.28/120,756.56
  6. Step 6: Final answer
    x = 75,901.13

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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.