Home / 126,351.96-174,362.37-69,762.12

Finding the Fourth Proportional to 126,351.96, 174,362.37 and 69,762.12

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Solution

The fourth proportional to 126,351.96, 174,362.37 and 69,762.12 is: 96,269.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,351.96 : 174,362.37 = 69,762.12 : x
  2. Step 2: Convert to fraction form
    126,351.96/174,362.37 = 69,762.12/x
  3. Step 3: Cross multiply
    126,351.96x = 174,362.37 × 69,762.12
  4. Step 4: Simplify right side
    126,351.96x = 12,163,888,579.42
  5. Step 5: Solve for x
    x = 12,163,888,579.42/126,351.96
  6. Step 6: Final answer
    x = 96,269.88

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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.