Home / 73,001.25-100,741.73-39,467.25

Finding the Fourth Proportional to 73,001.25, 100,741.73 and 39,467.25

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Solution

The fourth proportional to 73,001.25, 100,741.73 and 39,467.25 is: 54,464.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,001.25 : 100,741.73 = 39,467.25 : x
  2. Step 2: Convert to fraction form
    73,001.25/100,741.73 = 39,467.25/x
  3. Step 3: Cross multiply
    73,001.25x = 100,741.73 × 39,467.25
  4. Step 4: Simplify right side
    73,001.25x = 3,975,998,846.01
  5. Step 5: Solve for x
    x = 3,975,998,846.01/73,001.25
  6. Step 6: Final answer
    x = 54,464.81

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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.