Home / 126,210.42-189,326.60-36,253.64

Finding the Fourth Proportional to 126,210.42, 189,326.60 and 36,253.64

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Solution

The fourth proportional to 126,210.42, 189,326.60 and 36,253.64 is: 54,383.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,210.42 : 189,326.60 = 36,253.64 : x
  2. Step 2: Convert to fraction form
    126,210.42/189,326.60 = 36,253.64/x
  3. Step 3: Cross multiply
    126,210.42x = 189,326.60 × 36,253.64
  4. Step 4: Simplify right side
    126,210.42x = 6,863,778,398.82
  5. Step 5: Solve for x
    x = 6,863,778,398.82/126,210.42
  6. Step 6: Final answer
    x = 54,383.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.