Home / 38,856.43-58,284.64-25,705.72

Finding the Fourth Proportional to 38,856.43, 58,284.64 and 25,705.72

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Solution

The fourth proportional to 38,856.43, 58,284.64 and 25,705.72 is: 38,558.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,856.43 : 58,284.64 = 25,705.72 : x
  2. Step 2: Convert to fraction form
    38,856.43/58,284.64 = 25,705.72/x
  3. Step 3: Cross multiply
    38,856.43x = 58,284.64 × 25,705.72
  4. Step 4: Simplify right side
    38,856.43x = 1,498,248,636.14
  5. Step 5: Solve for x
    x = 1,498,248,636.14/38,856.43
  6. Step 6: Final answer
    x = 38,558.58

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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.