Home / 170,509.56-255,755.10-52,180.92

Finding the Fourth Proportional to 170,509.56, 255,755.10 and 52,180.92

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Solution

The fourth proportional to 170,509.56, 255,755.10 and 52,180.92 is: 78,268.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,509.56 : 255,755.10 = 52,180.92 : x
  2. Step 2: Convert to fraction form
    170,509.56/255,755.10 = 52,180.92/x
  3. Step 3: Cross multiply
    170,509.56x = 255,755.10 × 52,180.92
  4. Step 4: Simplify right side
    170,509.56x = 13,345,536,412.69
  5. Step 5: Solve for x
    x = 13,345,536,412.69/170,509.56
  6. Step 6: Final answer
    x = 78,268.55

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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.