Home / 50,286.25-75,461.16-28,114.18

Finding the Fourth Proportional to 50,286.25, 75,461.16 and 28,114.18

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Solution

The fourth proportional to 50,286.25, 75,461.16 and 28,114.18 is: 42,189.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,286.25 : 75,461.16 = 28,114.18 : x
  2. Step 2: Convert to fraction form
    50,286.25/75,461.16 = 28,114.18/x
  3. Step 3: Cross multiply
    50,286.25x = 75,461.16 × 28,114.18
  4. Step 4: Simplify right side
    50,286.25x = 2,121,528,635.25
  5. Step 5: Solve for x
    x = 2,121,528,635.25/50,286.25
  6. Step 6: Final answer
    x = 42,189.04

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1.5x scale

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.