Home / 117,497.72-162,149.60-69,751.24

Finding the Fourth Proportional to 117,497.72, 162,149.60 and 69,751.24

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Solution

The fourth proportional to 117,497.72, 162,149.60 and 69,751.24 is: 96,258.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,497.72 : 162,149.60 = 69,751.24 : x
  2. Step 2: Convert to fraction form
    117,497.72/162,149.60 = 69,751.24/x
  3. Step 3: Cross multiply
    117,497.72x = 162,149.60 × 69,751.24
  4. Step 4: Simplify right side
    117,497.72x = 11,310,135,665.50
  5. Step 5: Solve for x
    x = 11,310,135,665.50/117,497.72
  6. Step 6: Final answer
    x = 96,258.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.