Home / 75,361.24-103,999.80-41,372.92

Finding the Fourth Proportional to 75,361.24, 103,999.80 and 41,372.92

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Solution

The fourth proportional to 75,361.24, 103,999.80 and 41,372.92 is: 57,095.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,361.24 : 103,999.80 = 41,372.92 : x
  2. Step 2: Convert to fraction form
    75,361.24/103,999.80 = 41,372.92/x
  3. Step 3: Cross multiply
    75,361.24x = 103,999.80 × 41,372.92
  4. Step 4: Simplify right side
    75,361.24x = 4,302,775,405.42
  5. Step 5: Solve for x
    x = 4,302,775,405.42/75,361.24
  6. Step 6: Final answer
    x = 57,095.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.