Home / 173,629.10-260,054.85-103,645.10

Finding the Fourth Proportional to 173,629.10, 260,054.85 and 103,645.10

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Solution

The fourth proportional to 173,629.10, 260,054.85 and 103,645.10 is: 155,235.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,629.10 : 260,054.85 = 103,645.10 : x
  2. Step 2: Convert to fraction form
    173,629.10/260,054.85 = 103,645.10/x
  3. Step 3: Cross multiply
    173,629.10x = 260,054.85 × 103,645.10
  4. Step 4: Simplify right side
    173,629.10x = 26,953,410,933.74
  5. Step 5: Solve for x
    x = 26,953,410,933.74/173,629.10
  6. Step 6: Final answer
    x = 155,235.56

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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.