Home / 56,879.79-85,283.23-23,622.81

Finding the Fourth Proportional to 56,879.79, 85,283.23 and 23,622.81

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Solution

The fourth proportional to 56,879.79, 85,283.23 and 23,622.81 is: 35,419.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,879.79 : 85,283.23 = 23,622.81 : x
  2. Step 2: Convert to fraction form
    56,879.79/85,283.23 = 23,622.81/x
  3. Step 3: Cross multiply
    56,879.79x = 85,283.23 × 23,622.81
  4. Step 4: Simplify right side
    56,879.79x = 2,014,629,203.90
  5. Step 5: Solve for x
    x = 2,014,629,203.90/56,879.79
  6. Step 6: Final answer
    x = 35,419.07

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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.