Home / 51,872.14-77,808.26-14,432.22

Finding the Fourth Proportional to 51,872.14, 77,808.26 and 14,432.22

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Solution

The fourth proportional to 51,872.14, 77,808.26 and 14,432.22 is: 21,648.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,872.14 : 77,808.26 = 14,432.22 : x
  2. Step 2: Convert to fraction form
    51,872.14/77,808.26 = 14,432.22/x
  3. Step 3: Cross multiply
    51,872.14x = 77,808.26 × 14,432.22
  4. Step 4: Simplify right side
    51,872.14x = 1,122,945,926.14
  5. Step 5: Solve for x
    x = 1,122,945,926.14/51,872.14
  6. Step 6: Final answer
    x = 21,648.34

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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.