Home / 115,724.60-173,600.40-36,846.80

Finding the Fourth Proportional to 115,724.60, 173,600.40 and 36,846.80

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Solution

The fourth proportional to 115,724.60, 173,600.40 and 36,846.80 is: 55,274.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,724.60 : 173,600.40 = 36,846.80 : x
  2. Step 2: Convert to fraction form
    115,724.60/173,600.40 = 36,846.80/x
  3. Step 3: Cross multiply
    115,724.60x = 173,600.40 × 36,846.80
  4. Step 4: Simplify right side
    115,724.60x = 6,396,619,218.72
  5. Step 5: Solve for x
    x = 6,396,619,218.72/115,724.60
  6. Step 6: Final answer
    x = 55,274.50

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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.