Home / 132,330.60-198,580.95-73,208.70

Finding the Fourth Proportional to 132,330.60, 198,580.95 and 73,208.70

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Solution

The fourth proportional to 132,330.60, 198,580.95 and 73,208.70 is: 109,860.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,330.60 : 198,580.95 = 73,208.70 : x
  2. Step 2: Convert to fraction form
    132,330.60/198,580.95 = 73,208.70/x
  3. Step 3: Cross multiply
    132,330.60x = 198,580.95 × 73,208.70
  4. Step 4: Simplify right side
    132,330.60x = 14,537,853,194.27
  5. Step 5: Solve for x
    x = 14,537,853,194.27/132,330.60
  6. Step 6: Final answer
    x = 109,860.10

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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.