Home / 174,113.45-261,162.87-55,782.17

Finding the Fourth Proportional to 174,113.45, 261,162.87 and 55,782.17

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Solution

The fourth proportional to 174,113.45, 261,162.87 and 55,782.17 is: 83,670.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,113.45 : 261,162.87 = 55,782.17 : x
  2. Step 2: Convert to fraction form
    174,113.45/261,162.87 = 55,782.17/x
  3. Step 3: Cross multiply
    174,113.45x = 261,162.87 × 55,782.17
  4. Step 4: Simplify right side
    174,113.45x = 14,568,230,306.21
  5. Step 5: Solve for x
    x = 14,568,230,306.21/174,113.45
  6. Step 6: Final answer
    x = 83,670.91

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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.