Home / 50,910.12-70,253.58-28,248.84

Finding the Fourth Proportional to 50,910.12, 70,253.58 and 28,248.84

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Solution

The fourth proportional to 50,910.12, 70,253.58 and 28,248.84 is: 38,982.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,910.12 : 70,253.58 = 28,248.84 : x
  2. Step 2: Convert to fraction form
    50,910.12/70,253.58 = 28,248.84/x
  3. Step 3: Cross multiply
    50,910.12x = 70,253.58 × 28,248.84
  4. Step 4: Simplify right side
    50,910.12x = 1,984,582,140.85
  5. Step 5: Solve for x
    x = 1,984,582,140.85/50,910.12
  6. Step 6: Final answer
    x = 38,982.08

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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.