Home / 50,980.23-76,470.35-19,822.77

Finding the Fourth Proportional to 50,980.23, 76,470.35 and 19,822.77

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Solution

The fourth proportional to 50,980.23, 76,470.35 and 19,822.77 is: 29,734.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,980.23 : 76,470.35 = 19,822.77 : x
  2. Step 2: Convert to fraction form
    50,980.23/76,470.35 = 19,822.77/x
  3. Step 3: Cross multiply
    50,980.23x = 76,470.35 × 19,822.77
  4. Step 4: Simplify right side
    50,980.23x = 1,515,854,060.76
  5. Step 5: Solve for x
    x = 1,515,854,060.76/50,980.23
  6. Step 6: Final answer
    x = 29,734.16

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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.