Home / 50,264.02-75,367.32-20,657.50

Finding the Fourth Proportional to 50,264.02, 75,367.32 and 20,657.50

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Solution

The fourth proportional to 50,264.02, 75,367.32 and 20,657.50 is: 30,974.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,264.02 : 75,367.32 = 20,657.50 : x
  2. Step 2: Convert to fraction form
    50,264.02/75,367.32 = 20,657.50/x
  3. Step 3: Cross multiply
    50,264.02x = 75,367.32 × 20,657.50
  4. Step 4: Simplify right side
    50,264.02x = 1,556,900,412.90
  5. Step 5: Solve for x
    x = 1,556,900,412.90/50,264.02
  6. Step 6: Final answer
    x = 30,974.45

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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.