Home / 185,535.74-256,039.97-100,653.41

Finding the Fourth Proportional to 185,535.74, 256,039.97 and 100,653.41

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Solution

The fourth proportional to 185,535.74, 256,039.97 and 100,653.41 is: 138,902.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,535.74 : 256,039.97 = 100,653.41 : x
  2. Step 2: Convert to fraction form
    185,535.74/256,039.97 = 100,653.41/x
  3. Step 3: Cross multiply
    185,535.74x = 256,039.97 × 100,653.41
  4. Step 4: Simplify right side
    185,535.74x = 25,771,294,293.33
  5. Step 5: Solve for x
    x = 25,771,294,293.33/185,535.74
  6. Step 6: Final answer
    x = 138,902.05

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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.