Home / 52,974.99-79,388.60-39,811.95

Finding the Fourth Proportional to 52,974.99, 79,388.60 and 39,811.95

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Solution

The fourth proportional to 52,974.99, 79,388.60 and 39,811.95 is: 59,662.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,974.99 : 79,388.60 = 39,811.95 : x
  2. Step 2: Convert to fraction form
    52,974.99/79,388.60 = 39,811.95/x
  3. Step 3: Cross multiply
    52,974.99x = 79,388.60 × 39,811.95
  4. Step 4: Simplify right side
    52,974.99x = 3,160,614,774.71
  5. Step 5: Solve for x
    x = 3,160,614,774.71/52,974.99
  6. Step 6: Final answer
    x = 59,662.39

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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.