Home / 51,921.60-77,853.60-22,334.40

Finding the Fourth Proportional to 51,921.60, 77,853.60 and 22,334.40

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Solution

The fourth proportional to 51,921.60, 77,853.60 and 22,334.40 is: 33,489.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,921.60 : 77,853.60 = 22,334.40 : x
  2. Step 2: Convert to fraction form
    51,921.60/77,853.60 = 22,334.40/x
  3. Step 3: Cross multiply
    51,921.60x = 77,853.60 × 22,334.40
  4. Step 4: Simplify right side
    51,921.60x = 1,738,813,443.84
  5. Step 5: Solve for x
    x = 1,738,813,443.84/51,921.60
  6. Step 6: Final answer
    x = 33,489.21

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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.