Home / 126,585.40-189,848.92-37,836.96

Finding the Fourth Proportional to 126,585.40, 189,848.92 and 37,836.96

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Solution

The fourth proportional to 126,585.40, 189,848.92 and 37,836.96 is: 56,746.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,585.40 : 189,848.92 = 37,836.96 : x
  2. Step 2: Convert to fraction form
    126,585.40/189,848.92 = 37,836.96/x
  3. Step 3: Cross multiply
    126,585.40x = 189,848.92 × 37,836.96
  4. Step 4: Simplify right side
    126,585.40x = 7,183,305,992.08
  5. Step 5: Solve for x
    x = 7,183,305,992.08/126,585.40
  6. Step 6: Final answer
    x = 56,746.72

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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.