Home / 149,231.70-223,847.55-55,725.30

Finding the Fourth Proportional to 149,231.70, 223,847.55 and 55,725.30

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Solution

The fourth proportional to 149,231.70, 223,847.55 and 55,725.30 is: 83,587.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,231.70 : 223,847.55 = 55,725.30 : x
  2. Step 2: Convert to fraction form
    149,231.70/223,847.55 = 55,725.30/x
  3. Step 3: Cross multiply
    149,231.70x = 223,847.55 × 55,725.30
  4. Step 4: Simplify right side
    149,231.70x = 12,473,971,878.02
  5. Step 5: Solve for x
    x = 12,473,971,878.02/149,231.70
  6. Step 6: Final answer
    x = 83,587.95

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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.