Home / 50,384.38-69,530.51-28,028.38

Finding the Fourth Proportional to 50,384.38, 69,530.51 and 28,028.38

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Solution

The fourth proportional to 50,384.38, 69,530.51 and 28,028.38 is: 38,679.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,384.38 : 69,530.51 = 28,028.38 : x
  2. Step 2: Convert to fraction form
    50,384.38/69,530.51 = 28,028.38/x
  3. Step 3: Cross multiply
    50,384.38x = 69,530.51 × 28,028.38
  4. Step 4: Simplify right side
    50,384.38x = 1,948,827,068.08
  5. Step 5: Solve for x
    x = 1,948,827,068.08/50,384.38
  6. Step 6: Final answer
    x = 38,679.20

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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.