Home / 108,224.38-162,339.41-51,284.93

Finding the Fourth Proportional to 108,224.38, 162,339.41 and 51,284.93

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Solution

The fourth proportional to 108,224.38, 162,339.41 and 51,284.93 is: 76,928.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,224.38 : 162,339.41 = 51,284.93 : x
  2. Step 2: Convert to fraction form
    108,224.38/162,339.41 = 51,284.93/x
  3. Step 3: Cross multiply
    108,224.38x = 162,339.41 × 51,284.93
  4. Step 4: Simplify right side
    108,224.38x = 8,325,565,021.67
  5. Step 5: Solve for x
    x = 8,325,565,021.67/108,224.38
  6. Step 6: Final answer
    x = 76,928.74

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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.