Home / 50,102.43-69,142.47-28,591.74

Finding the Fourth Proportional to 50,102.43, 69,142.47 and 28,591.74

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Solution

The fourth proportional to 50,102.43, 69,142.47 and 28,591.74 is: 39,457.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,102.43 : 69,142.47 = 28,591.74 : x
  2. Step 2: Convert to fraction form
    50,102.43/69,142.47 = 28,591.74/x
  3. Step 3: Cross multiply
    50,102.43x = 69,142.47 × 28,591.74
  4. Step 4: Simplify right side
    50,102.43x = 1,976,903,652.65
  5. Step 5: Solve for x
    x = 1,976,903,652.65/50,102.43
  6. Step 6: Final answer
    x = 39,457.24

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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.