Home / 51,154.99-70,593.68-28,494.25

Finding the Fourth Proportional to 51,154.99, 70,593.68 and 28,494.25

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Solution

The fourth proportional to 51,154.99, 70,593.68 and 28,494.25 is: 39,321.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,154.99 : 70,593.68 = 28,494.25 : x
  2. Step 2: Convert to fraction form
    51,154.99/70,593.68 = 28,494.25/x
  3. Step 3: Cross multiply
    51,154.99x = 70,593.68 × 28,494.25
  4. Step 4: Simplify right side
    51,154.99x = 2,011,513,861.09
  5. Step 5: Solve for x
    x = 2,011,513,861.09/51,154.99
  6. Step 6: Final answer
    x = 39,321.95

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1.5x scale

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.