Home / 123,343.44-185,088.97-53,222.75

Finding the Fourth Proportional to 123,343.44, 185,088.97 and 53,222.75

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Solution

The fourth proportional to 123,343.44, 185,088.97 and 53,222.75 is: 79,865.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,343.44 : 185,088.97 = 53,222.75 : x
  2. Step 2: Convert to fraction form
    123,343.44/185,088.97 = 53,222.75/x
  3. Step 3: Cross multiply
    123,343.44x = 185,088.97 × 53,222.75
  4. Step 4: Simplify right side
    123,343.44x = 9,850,943,813.23
  5. Step 5: Solve for x
    x = 9,850,943,813.23/123,343.44
  6. Step 6: Final answer
    x = 79,865.98

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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.