Home / 115,889.54-173,540.27-97,120.22

Finding the Fourth Proportional to 115,889.54, 173,540.27 and 97,120.22

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Solution

The fourth proportional to 115,889.54, 173,540.27 and 97,120.22 is: 145,433.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,889.54 : 173,540.27 = 97,120.22 : x
  2. Step 2: Convert to fraction form
    115,889.54/173,540.27 = 97,120.22/x
  3. Step 3: Cross multiply
    115,889.54x = 173,540.27 × 97,120.22
  4. Step 4: Simplify right side
    115,889.54x = 16,854,268,576.36
  5. Step 5: Solve for x
    x = 16,854,268,576.36/115,889.54
  6. Step 6: Final answer
    x = 145,433.91

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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.