Home / 185,700.96-256,267.32-100,818.03

Finding the Fourth Proportional to 185,700.96, 256,267.32 and 100,818.03

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Solution

The fourth proportional to 185,700.96, 256,267.32 and 100,818.03 is: 139,128.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,700.96 : 256,267.32 = 100,818.03 : x
  2. Step 2: Convert to fraction form
    185,700.96/256,267.32 = 100,818.03/x
  3. Step 3: Cross multiply
    185,700.96x = 256,267.32 × 100,818.03
  4. Step 4: Simplify right side
    185,700.96x = 25,836,366,355.78
  5. Step 5: Solve for x
    x = 25,836,366,355.78/185,700.96
  6. Step 6: Final answer
    x = 139,128.88

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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.