Home / 185,535.56-256,039.18-100,652.63

Finding the Fourth Proportional to 185,535.56, 256,039.18 and 100,652.63

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Solution

The fourth proportional to 185,535.56, 256,039.18 and 100,652.63 is: 138,900.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,535.56 : 256,039.18 = 100,652.63 : x
  2. Step 2: Convert to fraction form
    185,535.56/256,039.18 = 100,652.63/x
  3. Step 3: Cross multiply
    185,535.56x = 256,039.18 × 100,652.63
  4. Step 4: Simplify right side
    185,535.56x = 25,771,015,318.22
  5. Step 5: Solve for x
    x = 25,771,015,318.22/185,535.56
  6. Step 6: Final answer
    x = 138,900.68

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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.