Home / 76,071.32-114,172.58-29,357.00

Finding the Fourth Proportional to 76,071.32, 114,172.58 and 29,357.00

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Solution

The fourth proportional to 76,071.32, 114,172.58 and 29,357.00 is: 44,060.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,071.32 : 114,172.58 = 29,357.00 : x
  2. Step 2: Convert to fraction form
    76,071.32/114,172.58 = 29,357.00/x
  3. Step 3: Cross multiply
    76,071.32x = 114,172.58 × 29,357.00
  4. Step 4: Simplify right side
    76,071.32x = 3,351,763,933.59
  5. Step 5: Solve for x
    x = 3,351,763,933.59/76,071.32
  6. Step 6: Final answer
    x = 44,060.81

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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.