Home / 185,922.44-256,541.28-105,333.32

Finding the Fourth Proportional to 185,922.44, 256,541.28 and 105,333.32

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Solution

The fourth proportional to 185,922.44, 256,541.28 and 105,333.32 is: 145,342.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,922.44 : 256,541.28 = 105,333.32 : x
  2. Step 2: Convert to fraction form
    185,922.44/256,541.28 = 105,333.32/x
  3. Step 3: Cross multiply
    185,922.44x = 256,541.28 × 105,333.32
  4. Step 4: Simplify right side
    185,922.44x = 27,022,344,739.45
  5. Step 5: Solve for x
    x = 27,022,344,739.45/185,922.44
  6. Step 6: Final answer
    x = 145,342.03

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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.