Home / 320,158.08-480,261.06-95,500.80

Finding the Fourth Proportional to 320,158.08, 480,261.06 and 95,500.80

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Solution

The fourth proportional to 320,158.08, 480,261.06 and 95,500.80 is: 143,258.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,158.08 : 480,261.06 = 95,500.80 : x
  2. Step 2: Convert to fraction form
    320,158.08/480,261.06 = 95,500.80/x
  3. Step 3: Cross multiply
    320,158.08x = 480,261.06 × 95,500.80
  4. Step 4: Simplify right side
    320,158.08x = 45,865,315,438.85
  5. Step 5: Solve for x
    x = 45,865,315,438.85/320,158.08
  6. Step 6: Final answer
    x = 143,258.34

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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.