Home / 55,821.02-83,544.41-45,825.21

Finding the Fourth Proportional to 55,821.02, 83,544.41 and 45,825.21

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Solution

The fourth proportional to 55,821.02, 83,544.41 and 45,825.21 is: 68,584.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,821.02 : 83,544.41 = 45,825.21 : x
  2. Step 2: Convert to fraction form
    55,821.02/83,544.41 = 45,825.21/x
  3. Step 3: Cross multiply
    55,821.02x = 83,544.41 × 45,825.21
  4. Step 4: Simplify right side
    55,821.02x = 3,828,440,247.14
  5. Step 5: Solve for x
    x = 3,828,440,247.14/55,821.02
  6. Step 6: Final answer
    x = 68,584.21

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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.