Home / 174,767.05-261,586.70-90,411.09

Finding the Fourth Proportional to 174,767.05, 261,586.70 and 90,411.09

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Solution

The fourth proportional to 174,767.05, 261,586.70 and 90,411.09 is: 135,324.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,767.05 : 261,586.70 = 90,411.09 : x
  2. Step 2: Convert to fraction form
    174,767.05/261,586.70 = 90,411.09/x
  3. Step 3: Cross multiply
    174,767.05x = 261,586.70 × 90,411.09
  4. Step 4: Simplify right side
    174,767.05x = 23,650,337,582.54
  5. Step 5: Solve for x
    x = 23,650,337,582.54/174,767.05
  6. Step 6: Final answer
    x = 135,324.92

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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.