Home / 105,500.60-158,239.98-55,560.44

Finding the Fourth Proportional to 105,500.60, 158,239.98 and 55,560.44

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Solution

The fourth proportional to 105,500.60, 158,239.98 and 55,560.44 is: 83,334.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,500.60 : 158,239.98 = 55,560.44 : x
  2. Step 2: Convert to fraction form
    105,500.60/158,239.98 = 55,560.44/x
  3. Step 3: Cross multiply
    105,500.60x = 158,239.98 × 55,560.44
  4. Step 4: Simplify right side
    105,500.60x = 8,791,882,914.39
  5. Step 5: Solve for x
    x = 8,791,882,914.39/105,500.60
  6. Step 6: Final answer
    x = 83,334.91

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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.