Home / 60,579.36-90,872.10-23,142.69

Finding the Fourth Proportional to 60,579.36, 90,872.10 and 23,142.69

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Solution

The fourth proportional to 60,579.36, 90,872.10 and 23,142.69 is: 34,715.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,579.36 : 90,872.10 = 23,142.69 : x
  2. Step 2: Convert to fraction form
    60,579.36/90,872.10 = 23,142.69/x
  3. Step 3: Cross multiply
    60,579.36x = 90,872.10 × 23,142.69
  4. Step 4: Simplify right side
    60,579.36x = 2,103,024,839.95
  5. Step 5: Solve for x
    x = 2,103,024,839.95/60,579.36
  6. Step 6: Final answer
    x = 34,715.20

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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.