Home / 51,806.14-71,454.20-35,678.57

Finding the Fourth Proportional to 51,806.14, 71,454.20 and 35,678.57

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Solution

The fourth proportional to 51,806.14, 71,454.20 and 35,678.57 is: 49,210.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,806.14 : 71,454.20 = 35,678.57 : x
  2. Step 2: Convert to fraction form
    51,806.14/71,454.20 = 35,678.57/x
  3. Step 3: Cross multiply
    51,806.14x = 71,454.20 × 35,678.57
  4. Step 4: Simplify right side
    51,806.14x = 2,549,383,676.49
  5. Step 5: Solve for x
    x = 2,549,383,676.49/51,806.14
  6. Step 6: Final answer
    x = 49,210.07

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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.