Home / 108,550.20-162,800.70-38,429.52

Finding the Fourth Proportional to 108,550.20, 162,800.70 and 38,429.52

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Solution

The fourth proportional to 108,550.20, 162,800.70 and 38,429.52 is: 57,635.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,550.20 : 162,800.70 = 38,429.52 : x
  2. Step 2: Convert to fraction form
    108,550.20/162,800.70 = 38,429.52/x
  3. Step 3: Cross multiply
    108,550.20x = 162,800.70 × 38,429.52
  4. Step 4: Simplify right side
    108,550.20x = 6,256,352,756.66
  5. Step 5: Solve for x
    x = 6,256,352,756.66/108,550.20
  6. Step 6: Final answer
    x = 57,635.57

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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.