Home / 108,359.34-162,505.74-38,222.26

Finding the Fourth Proportional to 108,359.34, 162,505.74 and 38,222.26

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Solution

The fourth proportional to 108,359.34, 162,505.74 and 38,222.26 is: 57,321.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,359.34 : 162,505.74 = 38,222.26 : x
  2. Step 2: Convert to fraction form
    108,359.34/162,505.74 = 38,222.26/x
  3. Step 3: Cross multiply
    108,359.34x = 162,505.74 × 38,222.26
  4. Step 4: Simplify right side
    108,359.34x = 6,211,336,645.77
  5. Step 5: Solve for x
    x = 6,211,336,645.77/108,359.34
  6. Step 6: Final answer
    x = 57,321.65

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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.