Home / 51,210.75-76,816.17-14,274.75

Finding the Fourth Proportional to 51,210.75, 76,816.17 and 14,274.75

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Solution

The fourth proportional to 51,210.75, 76,816.17 and 14,274.75 is: 21,412.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,210.75 : 76,816.17 = 14,274.75 : x
  2. Step 2: Convert to fraction form
    51,210.75/76,816.17 = 14,274.75/x
  3. Step 3: Cross multiply
    51,210.75x = 76,816.17 × 14,274.75
  4. Step 4: Simplify right side
    51,210.75x = 1,096,531,622.71
  5. Step 5: Solve for x
    x = 1,096,531,622.71/51,210.75
  6. Step 6: Final answer
    x = 21,412.14

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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.