Home / 110,222.36-151,836.90-79,918.64

Finding the Fourth Proportional to 110,222.36, 151,836.90 and 79,918.64

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Solution

The fourth proportional to 110,222.36, 151,836.90 and 79,918.64 is: 110,091.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,222.36 : 151,836.90 = 79,918.64 : x
  2. Step 2: Convert to fraction form
    110,222.36/151,836.90 = 79,918.64/x
  3. Step 3: Cross multiply
    110,222.36x = 151,836.90 × 79,918.64
  4. Step 4: Simplify right side
    110,222.36x = 12,134,598,549.82
  5. Step 5: Solve for x
    x = 12,134,598,549.82/110,222.36
  6. Step 6: Final answer
    x = 110,091.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.