Home / 51,087.13-76,630.70-14,151.13

Finding the Fourth Proportional to 51,087.13, 76,630.70 and 14,151.13

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Solution

The fourth proportional to 51,087.13, 76,630.70 and 14,151.13 is: 21,226.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,087.13 : 76,630.70 = 14,151.13 : x
  2. Step 2: Convert to fraction form
    51,087.13/76,630.70 = 14,151.13/x
  3. Step 3: Cross multiply
    51,087.13x = 76,630.70 × 14,151.13
  4. Step 4: Simplify right side
    51,087.13x = 1,084,410,997.69
  5. Step 5: Solve for x
    x = 1,084,410,997.69/51,087.13
  6. Step 6: Final answer
    x = 21,226.70

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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.