Home / 50,708.40-76,062.60-49,412.40

Finding the Fourth Proportional to 50,708.40, 76,062.60 and 49,412.40

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Solution

The fourth proportional to 50,708.40, 76,062.60 and 49,412.40 is: 74,118.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,708.40 : 76,062.60 = 49,412.40 : x
  2. Step 2: Convert to fraction form
    50,708.40/76,062.60 = 49,412.40/x
  3. Step 3: Cross multiply
    50,708.40x = 76,062.60 × 49,412.40
  4. Step 4: Simplify right side
    50,708.40x = 3,758,435,616.24
  5. Step 5: Solve for x
    x = 3,758,435,616.24/50,708.40
  6. Step 6: Final answer
    x = 74,118.60

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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.