Home / 175,728.96-263,856.48-152,109.60

Finding the Fourth Proportional to 175,728.96, 263,856.48 and 152,109.60

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Solution

The fourth proportional to 175,728.96, 263,856.48 and 152,109.60 is: 228,392.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,728.96 : 263,856.48 = 152,109.60 : x
  2. Step 2: Convert to fraction form
    175,728.96/263,856.48 = 152,109.60/x
  3. Step 3: Cross multiply
    175,728.96x = 263,856.48 × 152,109.60
  4. Step 4: Simplify right side
    175,728.96x = 40,135,103,630.21
  5. Step 5: Solve for x
    x = 40,135,103,630.21/175,728.96
  6. Step 6: Final answer
    x = 228,392.09

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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.