Home / 60,938.63-91,408.23-15,959.89

Finding the Fourth Proportional to 60,938.63, 91,408.23 and 15,959.89

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Solution

The fourth proportional to 60,938.63, 91,408.23 and 15,959.89 is: 23,939.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,938.63 : 91,408.23 = 15,959.89 : x
  2. Step 2: Convert to fraction form
    60,938.63/91,408.23 = 15,959.89/x
  3. Step 3: Cross multiply
    60,938.63x = 91,408.23 × 15,959.89
  4. Step 4: Simplify right side
    60,938.63x = 1,458,865,410.15
  5. Step 5: Solve for x
    x = 1,458,865,410.15/60,938.63
  6. Step 6: Final answer
    x = 23,939.91

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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.