Home / 136,423.22-204,633.39-53,316.50

Finding the Fourth Proportional to 136,423.22, 204,633.39 and 53,316.50

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Solution

The fourth proportional to 136,423.22, 204,633.39 and 53,316.50 is: 79,974.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,423.22 : 204,633.39 = 53,316.50 : x
  2. Step 2: Convert to fraction form
    136,423.22/204,633.39 = 53,316.50/x
  3. Step 3: Cross multiply
    136,423.22x = 204,633.39 × 53,316.50
  4. Step 4: Simplify right side
    136,423.22x = 10,910,336,137.94
  5. Step 5: Solve for x
    x = 10,910,336,137.94/136,423.22
  6. Step 6: Final answer
    x = 79,974.19

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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.