Home / 185,923.44-256,542.66-105,334.32

Finding the Fourth Proportional to 185,923.44, 256,542.66 and 105,334.32

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Solution

The fourth proportional to 185,923.44, 256,542.66 and 105,334.32 is: 145,343.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,923.44 : 256,542.66 = 105,334.32 : x
  2. Step 2: Convert to fraction form
    185,923.44/256,542.66 = 105,334.32/x
  3. Step 3: Cross multiply
    185,923.44x = 256,542.66 × 105,334.32
  4. Step 4: Simplify right side
    185,923.44x = 27,022,746,642.09
  5. Step 5: Solve for x
    x = 27,022,746,642.09/185,923.44
  6. Step 6: Final answer
    x = 145,343.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.