Home / 51,153.14-70,593.25-28,183.91

Finding the Fourth Proportional to 51,153.14, 70,593.25 and 28,183.91

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Solution

The fourth proportional to 51,153.14, 70,593.25 and 28,183.91 is: 38,894.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,153.14 : 70,593.25 = 28,183.91 : x
  2. Step 2: Convert to fraction form
    51,153.14/70,593.25 = 28,183.91/x
  3. Step 3: Cross multiply
    51,153.14x = 70,593.25 × 28,183.91
  4. Step 4: Simplify right side
    51,153.14x = 1,989,593,804.61
  5. Step 5: Solve for x
    x = 1,989,593,804.61/51,153.14
  6. Step 6: Final answer
    x = 38,894.85

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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.