Home / 126,545.04-174,629.16-69,181.92

Finding the Fourth Proportional to 126,545.04, 174,629.16 and 69,181.92

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Solution

The fourth proportional to 126,545.04, 174,629.16 and 69,181.92 is: 95,469.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,545.04 : 174,629.16 = 69,181.92 : x
  2. Step 2: Convert to fraction form
    126,545.04/174,629.16 = 69,181.92/x
  3. Step 3: Cross multiply
    126,545.04x = 174,629.16 × 69,181.92
  4. Step 4: Simplify right side
    126,545.04x = 12,081,180,576.79
  5. Step 5: Solve for x
    x = 12,081,180,576.79/126,545.04
  6. Step 6: Final answer
    x = 95,469.41

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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.