Home / 60,757.48-91,153.13-18,638.94

Finding the Fourth Proportional to 60,757.48, 91,153.13 and 18,638.94

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Solution

The fourth proportional to 60,757.48, 91,153.13 and 18,638.94 is: 27,963.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,757.48 : 91,153.13 = 18,638.94 : x
  2. Step 2: Convert to fraction form
    60,757.48/91,153.13 = 18,638.94/x
  3. Step 3: Cross multiply
    60,757.48x = 91,153.13 × 18,638.94
  4. Step 4: Simplify right side
    60,757.48x = 1,698,997,383.88
  5. Step 5: Solve for x
    x = 1,698,997,383.88/60,757.48
  6. Step 6: Final answer
    x = 27,963.59

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1.5x scale

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.