Home / 76,626.91-105,748.19-46,395.06

Finding the Fourth Proportional to 76,626.91, 105,748.19 and 46,395.06

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Solution

The fourth proportional to 76,626.91, 105,748.19 and 46,395.06 is: 64,027.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,626.91 : 105,748.19 = 46,395.06 : x
  2. Step 2: Convert to fraction form
    76,626.91/105,748.19 = 46,395.06/x
  3. Step 3: Cross multiply
    76,626.91x = 105,748.19 × 46,395.06
  4. Step 4: Simplify right side
    76,626.91x = 4,906,193,619.94
  5. Step 5: Solve for x
    x = 4,906,193,619.94/76,626.91
  6. Step 6: Final answer
    x = 64,027.03

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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.