Home / 120,913.00-181,373.55-54,353.33

Finding the Fourth Proportional to 120,913.00, 181,373.55 and 54,353.33

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Solution

The fourth proportional to 120,913.00, 181,373.55 and 54,353.33 is: 81,531.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,913.00 : 181,373.55 = 54,353.33 : x
  2. Step 2: Convert to fraction form
    120,913.00/181,373.55 = 54,353.33/x
  3. Step 3: Cross multiply
    120,913.00x = 181,373.55 × 54,353.33
  4. Step 4: Simplify right side
    120,913.00x = 9,858,256,444.49
  5. Step 5: Solve for x
    x = 9,858,256,444.49/120,913.00
  6. Step 6: Final answer
    x = 81,531.81

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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.