Home / 103,856.83-155,785.25-24,971.06

Finding the Fourth Proportional to 103,856.83, 155,785.25 and 24,971.06

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Solution

The fourth proportional to 103,856.83, 155,785.25 and 24,971.06 is: 37,456.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,856.83 : 155,785.25 = 24,971.06 : x
  2. Step 2: Convert to fraction form
    103,856.83/155,785.25 = 24,971.06/x
  3. Step 3: Cross multiply
    103,856.83x = 155,785.25 × 24,971.06
  4. Step 4: Simplify right side
    103,856.83x = 3,890,121,921.08
  5. Step 5: Solve for x
    x = 3,890,121,921.08/103,856.83
  6. Step 6: Final answer
    x = 37,456.58

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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.