Home / 132,283.08-198,349.98-43,512.60

Finding the Fourth Proportional to 132,283.08, 198,349.98 and 43,512.60

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Solution

The fourth proportional to 132,283.08, 198,349.98 and 43,512.60 is: 65,244.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,283.08 : 198,349.98 = 43,512.60 : x
  2. Step 2: Convert to fraction form
    132,283.08/198,349.98 = 43,512.60/x
  3. Step 3: Cross multiply
    132,283.08x = 198,349.98 × 43,512.60
  4. Step 4: Simplify right side
    132,283.08x = 8,630,723,339.75
  5. Step 5: Solve for x
    x = 8,630,723,339.75/132,283.08
  6. Step 6: Final answer
    x = 65,244.35

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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.