Home / 50,263.02-75,365.82-20,656.50

Finding the Fourth Proportional to 50,263.02, 75,365.82 and 20,656.50

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Solution

The fourth proportional to 50,263.02, 75,365.82 and 20,656.50 is: 30,972.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,263.02 : 75,365.82 = 20,656.50 : x
  2. Step 2: Convert to fraction form
    50,263.02/75,365.82 = 20,656.50/x
  3. Step 3: Cross multiply
    50,263.02x = 75,365.82 × 20,656.50
  4. Step 4: Simplify right side
    50,263.02x = 1,556,794,060.83
  5. Step 5: Solve for x
    x = 1,556,794,060.83/50,263.02
  6. Step 6: Final answer
    x = 30,972.95

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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.