Home / 108,906.21-163,317.20-37,807.65

Finding the Fourth Proportional to 108,906.21, 163,317.20 and 37,807.65

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Solution

The fourth proportional to 108,906.21, 163,317.20 and 37,807.65 is: 56,696.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,906.21 : 163,317.20 = 37,807.65 : x
  2. Step 2: Convert to fraction form
    108,906.21/163,317.20 = 37,807.65/x
  3. Step 3: Cross multiply
    108,906.21x = 163,317.20 × 37,807.65
  4. Step 4: Simplify right side
    108,906.21x = 6,174,639,347.54
  5. Step 5: Solve for x
    x = 6,174,639,347.54/108,906.21
  6. Step 6: Final answer
    x = 56,696.85

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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.