Home / 170,359.03-255,520.32-52,112.80

Finding the Fourth Proportional to 170,359.03, 255,520.32 and 52,112.80

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Solution

The fourth proportional to 170,359.03, 255,520.32 and 52,112.80 is: 78,163.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,359.03 : 255,520.32 = 52,112.80 : x
  2. Step 2: Convert to fraction form
    170,359.03/255,520.32 = 52,112.80/x
  3. Step 3: Cross multiply
    170,359.03x = 255,520.32 × 52,112.80
  4. Step 4: Simplify right side
    170,359.03x = 13,315,879,332.10
  5. Step 5: Solve for x
    x = 13,315,879,332.10/170,359.03
  6. Step 6: Final answer
    x = 78,163.62

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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.