Home / 51,505.68-71,071.97-28,841.52

Finding the Fourth Proportional to 51,505.68, 71,071.97 and 28,841.52

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Solution

The fourth proportional to 51,505.68, 71,071.97 and 28,841.52 is: 39,798.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,505.68 : 71,071.97 = 28,841.52 : x
  2. Step 2: Convert to fraction form
    51,505.68/71,071.97 = 28,841.52/x
  3. Step 3: Cross multiply
    51,505.68x = 71,071.97 × 28,841.52
  4. Step 4: Simplify right side
    51,505.68x = 2,049,823,499.99
  5. Step 5: Solve for x
    x = 2,049,823,499.99/51,505.68
  6. Step 6: Final answer
    x = 39,798.01

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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.