Home / 124,203.36-186,323.64-57,650.32

Finding the Fourth Proportional to 124,203.36, 186,323.64 and 57,650.32

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Solution

The fourth proportional to 124,203.36, 186,323.64 and 57,650.32 is: 86,484.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,203.36 : 186,323.64 = 57,650.32 : x
  2. Step 2: Convert to fraction form
    124,203.36/186,323.64 = 57,650.32/x
  3. Step 3: Cross multiply
    124,203.36x = 186,323.64 × 57,650.32
  4. Step 4: Simplify right side
    124,203.36x = 10,741,617,469.56
  5. Step 5: Solve for x
    x = 10,741,617,469.56/124,203.36
  6. Step 6: Final answer
    x = 86,484.11

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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.