Home / 126,254.60-174,231.15-69,665.93

Finding the Fourth Proportional to 126,254.60, 174,231.15 and 69,665.93

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Solution

The fourth proportional to 126,254.60, 174,231.15 and 69,665.93 is: 96,138.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,254.60 : 174,231.15 = 69,665.93 : x
  2. Step 2: Convert to fraction form
    126,254.60/174,231.15 = 69,665.93/x
  3. Step 3: Cross multiply
    126,254.60x = 174,231.15 × 69,665.93
  4. Step 4: Simplify right side
    126,254.60x = 12,137,975,099.72
  5. Step 5: Solve for x
    x = 12,137,975,099.72/126,254.60
  6. Step 6: Final answer
    x = 96,138.87

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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.