Home / 76,098.36-114,145.26-29,361.32

Finding the Fourth Proportional to 76,098.36, 114,145.26 and 29,361.32

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Solution

The fourth proportional to 76,098.36, 114,145.26 and 29,361.32 is: 44,041.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,098.36 : 114,145.26 = 29,361.32 : x
  2. Step 2: Convert to fraction form
    76,098.36/114,145.26 = 29,361.32/x
  3. Step 3: Cross multiply
    76,098.36x = 114,145.26 × 29,361.32
  4. Step 4: Simplify right side
    76,098.36x = 3,351,455,505.34
  5. Step 5: Solve for x
    x = 3,351,455,505.34/76,098.36
  6. Step 6: Final answer
    x = 44,041.10

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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.