Home / 185,708.96-256,278.36-100,826.03

Finding the Fourth Proportional to 185,708.96, 256,278.36 and 100,826.03

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Solution

The fourth proportional to 185,708.96, 256,278.36 and 100,826.03 is: 139,139.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,708.96 : 256,278.36 = 100,826.03 : x
  2. Step 2: Convert to fraction form
    185,708.96/256,278.36 = 100,826.03/x
  3. Step 3: Cross multiply
    185,708.96x = 256,278.36 × 100,826.03
  4. Step 4: Simplify right side
    185,708.96x = 25,839,529,613.71
  5. Step 5: Solve for x
    x = 25,839,529,613.71/185,708.96
  6. Step 6: Final answer
    x = 139,139.92

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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.