Home / 51,453.74-77,179.80-16,393.16

Finding the Fourth Proportional to 51,453.74, 77,179.80 and 16,393.16

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Solution

The fourth proportional to 51,453.74, 77,179.80 and 16,393.16 is: 24,589.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,453.74 : 77,179.80 = 16,393.16 : x
  2. Step 2: Convert to fraction form
    51,453.74/77,179.80 = 16,393.16/x
  3. Step 3: Cross multiply
    51,453.74x = 77,179.80 × 16,393.16
  4. Step 4: Simplify right side
    51,453.74x = 1,265,220,810.17
  5. Step 5: Solve for x
    x = 1,265,220,810.17/51,453.74
  6. Step 6: Final answer
    x = 24,589.48

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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.