Home / 109,782.19-151,499.37-59,481.19

Finding the Fourth Proportional to 109,782.19, 151,499.37 and 59,481.19

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Solution

The fourth proportional to 109,782.19, 151,499.37 and 59,481.19 is: 82,084.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,782.19 : 151,499.37 = 59,481.19 : x
  2. Step 2: Convert to fraction form
    109,782.19/151,499.37 = 59,481.19/x
  3. Step 3: Cross multiply
    109,782.19x = 151,499.37 × 59,481.19
  4. Step 4: Simplify right side
    109,782.19x = 9,011,362,811.85
  5. Step 5: Solve for x
    x = 9,011,362,811.85/109,782.19
  6. Step 6: Final answer
    x = 82,084.01

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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.