Home / 120,222.24-180,322.80-37,108

Finding the Fourth Proportional to 120,222.24, 180,322.80 and 37,108

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Solution

The fourth proportional to 120,222.24, 180,322.80 and 37,108 is: 55,658.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,222.24 : 180,322.80 = 37,108 : x
  2. Step 2: Convert to fraction form
    120,222.24/180,322.80 = 37,108/x
  3. Step 3: Cross multiply
    120,222.24x = 180,322.80 × 37,108
  4. Step 4: Simplify right side
    120,222.24x = 6,691,418,462.40
  5. Step 5: Solve for x
    x = 6,691,418,462.40/120,222.24
  6. Step 6: Final answer
    x = 55,658.74

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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.