Home / 109,575.20-164,233.20-56,957.60

Finding the Fourth Proportional to 109,575.20, 164,233.20 and 56,957.60

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Solution

The fourth proportional to 109,575.20, 164,233.20 and 56,957.60 is: 85,369.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,575.20 : 164,233.20 = 56,957.60 : x
  2. Step 2: Convert to fraction form
    109,575.20/164,233.20 = 56,957.60/x
  3. Step 3: Cross multiply
    109,575.20x = 164,233.20 × 56,957.60
  4. Step 4: Simplify right side
    109,575.20x = 9,354,328,912.32
  5. Step 5: Solve for x
    x = 9,354,328,912.32/109,575.20
  6. Step 6: Final answer
    x = 85,369.03

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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.