Home / 174,149.92-261,223.74-47,780.28

Finding the Fourth Proportional to 174,149.92, 261,223.74 and 47,780.28

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Solution

The fourth proportional to 174,149.92, 261,223.74 and 47,780.28 is: 71,670.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,149.92 : 261,223.74 = 47,780.28 : x
  2. Step 2: Convert to fraction form
    174,149.92/261,223.74 = 47,780.28/x
  3. Step 3: Cross multiply
    174,149.92x = 261,223.74 × 47,780.28
  4. Step 4: Simplify right side
    174,149.92x = 12,481,343,439.85
  5. Step 5: Solve for x
    x = 12,481,343,439.85/174,149.92
  6. Step 6: Final answer
    x = 71,670.11

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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.