Home / 288,092.45-432,185.27-108,191.85

Finding the Fourth Proportional to 288,092.45, 432,185.27 and 108,191.85

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Solution

The fourth proportional to 288,092.45, 432,185.27 and 108,191.85 is: 162,305.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,092.45 : 432,185.27 = 108,191.85 : x
  2. Step 2: Convert to fraction form
    288,092.45/432,185.27 = 108,191.85/x
  3. Step 3: Cross multiply
    288,092.45x = 432,185.27 × 108,191.85
  4. Step 4: Simplify right side
    288,092.45x = 46,758,924,782.02
  5. Step 5: Solve for x
    x = 46,758,924,782.02/288,092.45
  6. Step 6: Final answer
    x = 162,305.28

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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.