Home / 119,255.54-164,399.28-83,334.02

Finding the Fourth Proportional to 119,255.54, 164,399.28 and 83,334.02

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Solution

The fourth proportional to 119,255.54, 164,399.28 and 83,334.02 is: 114,879.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,255.54 : 164,399.28 = 83,334.02 : x
  2. Step 2: Convert to fraction form
    119,255.54/164,399.28 = 83,334.02/x
  3. Step 3: Cross multiply
    119,255.54x = 164,399.28 × 83,334.02
  4. Step 4: Simplify right side
    119,255.54x = 13,700,052,887.51
  5. Step 5: Solve for x
    x = 13,700,052,887.51/119,255.54
  6. Step 6: Final answer
    x = 114,879.80

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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.