Home / 55,106.43-76,047.63-29,956.47

Finding the Fourth Proportional to 55,106.43, 76,047.63 and 29,956.47

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Solution

The fourth proportional to 55,106.43, 76,047.63 and 29,956.47 is: 41,340.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,106.43 : 76,047.63 = 29,956.47 : x
  2. Step 2: Convert to fraction form
    55,106.43/76,047.63 = 29,956.47/x
  3. Step 3: Cross multiply
    55,106.43x = 76,047.63 × 29,956.47
  4. Step 4: Simplify right side
    55,106.43x = 2,278,118,016.65
  5. Step 5: Solve for x
    x = 2,278,118,016.65/55,106.43
  6. Step 6: Final answer
    x = 41,340.33

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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.