Home / 132,590.37-198,885.57-109,167.60

Finding the Fourth Proportional to 132,590.37, 198,885.57 and 109,167.60

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Solution

The fourth proportional to 132,590.37, 198,885.57 and 109,167.60 is: 163,751.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,590.37 : 198,885.57 = 109,167.60 : x
  2. Step 2: Convert to fraction form
    132,590.37/198,885.57 = 109,167.60/x
  3. Step 3: Cross multiply
    132,590.37x = 198,885.57 × 109,167.60
  4. Step 4: Simplify right side
    132,590.37x = 21,711,860,351.53
  5. Step 5: Solve for x
    x = 21,711,860,351.53/132,590.37
  6. Step 6: Final answer
    x = 163,751.41

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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.