Home / 104,636.07-156,959.55-34,520.85

Finding the Fourth Proportional to 104,636.07, 156,959.55 and 34,520.85

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Solution

The fourth proportional to 104,636.07, 156,959.55 and 34,520.85 is: 51,783.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,636.07 : 156,959.55 = 34,520.85 : x
  2. Step 2: Convert to fraction form
    104,636.07/156,959.55 = 34,520.85/x
  3. Step 3: Cross multiply
    104,636.07x = 156,959.55 × 34,520.85
  4. Step 4: Simplify right side
    104,636.07x = 5,418,377,081.62
  5. Step 5: Solve for x
    x = 5,418,377,081.62/104,636.07
  6. Step 6: Final answer
    x = 51,783.07

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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.