Home / 76,172.07-114,234.40-25,561.24

Finding the Fourth Proportional to 76,172.07, 114,234.40 and 25,561.24

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Solution

The fourth proportional to 76,172.07, 114,234.40 and 25,561.24 is: 38,333.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,172.07 : 114,234.40 = 25,561.24 : x
  2. Step 2: Convert to fraction form
    76,172.07/114,234.40 = 25,561.24/x
  3. Step 3: Cross multiply
    76,172.07x = 114,234.40 × 25,561.24
  4. Step 4: Simplify right side
    76,172.07x = 2,919,972,914.66
  5. Step 5: Solve for x
    x = 2,919,972,914.66/76,172.07
  6. Step 6: Final answer
    x = 38,333.91

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1.5x scale

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.