Home / 104,913.75-144,737.62-73,101.09

Finding the Fourth Proportional to 104,913.75, 144,737.62 and 73,101.09

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Solution

The fourth proportional to 104,913.75, 144,737.62 and 73,101.09 is: 100,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,913.75 : 144,737.62 = 73,101.09 : x
  2. Step 2: Convert to fraction form
    104,913.75/144,737.62 = 73,101.09/x
  3. Step 3: Cross multiply
    104,913.75x = 144,737.62 × 73,101.09
  4. Step 4: Simplify right side
    104,913.75x = 10,580,477,786.01
  5. Step 5: Solve for x
    x = 10,580,477,786.01/104,913.75
  6. Step 6: Final answer
    x = 100,849.30

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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.