Home / 124,579.92-186,880.68-35,840.64

Finding the Fourth Proportional to 124,579.92, 186,880.68 and 35,840.64

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Solution

The fourth proportional to 124,579.92, 186,880.68 and 35,840.64 is: 53,764.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,579.92 : 186,880.68 = 35,840.64 : x
  2. Step 2: Convert to fraction form
    124,579.92/186,880.68 = 35,840.64/x
  3. Step 3: Cross multiply
    124,579.92x = 186,880.68 × 35,840.64
  4. Step 4: Simplify right side
    124,579.92x = 6,697,923,174.84
  5. Step 5: Solve for x
    x = 6,697,923,174.84/124,579.92
  6. Step 6: Final answer
    x = 53,764.07

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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.