Home / 126,254.60-174,231.18-69,665.96

Finding the Fourth Proportional to 126,254.60, 174,231.18 and 69,665.96

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Solution

The fourth proportional to 126,254.60, 174,231.18 and 69,665.96 is: 96,138.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,254.60 : 174,231.18 = 69,665.96 : x
  2. Step 2: Convert to fraction form
    126,254.60/174,231.18 = 69,665.96/x
  3. Step 3: Cross multiply
    126,254.60x = 174,231.18 × 69,665.96
  4. Step 4: Simplify right side
    126,254.60x = 12,137,982,416.63
  5. Step 5: Solve for x
    x = 12,137,982,416.63/126,254.60
  6. Step 6: Final answer
    x = 96,138.93

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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.