Home / 73,367.42-110,055.46-20,772.50

Finding the Fourth Proportional to 73,367.42, 110,055.46 and 20,772.50

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Solution

The fourth proportional to 73,367.42, 110,055.46 and 20,772.50 is: 31,159.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,367.42 : 110,055.46 = 20,772.50 : x
  2. Step 2: Convert to fraction form
    73,367.42/110,055.46 = 20,772.50/x
  3. Step 3: Cross multiply
    73,367.42x = 110,055.46 × 20,772.50
  4. Step 4: Simplify right side
    73,367.42x = 2,286,127,042.85
  5. Step 5: Solve for x
    x = 2,286,127,042.85/73,367.42
  6. Step 6: Final answer
    x = 31,159.98

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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.