Home / 63,990.36-95,986.98-50,851.98

Finding the Fourth Proportional to 63,990.36, 95,986.98 and 50,851.98

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Solution

The fourth proportional to 63,990.36, 95,986.98 and 50,851.98 is: 76,279.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,990.36 : 95,986.98 = 50,851.98 : x
  2. Step 2: Convert to fraction form
    63,990.36/95,986.98 = 50,851.98/x
  3. Step 3: Cross multiply
    63,990.36x = 95,986.98 × 50,851.98
  4. Step 4: Simplify right side
    63,990.36x = 4,881,127,987.22
  5. Step 5: Solve for x
    x = 4,881,127,987.22/63,990.36
  6. Step 6: Final answer
    x = 76,279.11

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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.