Home / 69,981.24-96,389.82-58,006.20

Finding the Fourth Proportional to 69,981.24, 96,389.82 and 58,006.20

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Solution

The fourth proportional to 69,981.24, 96,389.82 and 58,006.20 is: 79,895.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,981.24 : 96,389.82 = 58,006.20 : x
  2. Step 2: Convert to fraction form
    69,981.24/96,389.82 = 58,006.20/x
  3. Step 3: Cross multiply
    69,981.24x = 96,389.82 × 58,006.20
  4. Step 4: Simplify right side
    69,981.24x = 5,591,207,176.88
  5. Step 5: Solve for x
    x = 5,591,207,176.88/69,981.24
  6. Step 6: Final answer
    x = 79,895.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.