Home / 110,106.54-151,954.38-61,709.04

Finding the Fourth Proportional to 110,106.54, 151,954.38 and 61,709.04

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Solution

The fourth proportional to 110,106.54, 151,954.38 and 61,709.04 is: 85,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,106.54 : 151,954.38 = 61,709.04 : x
  2. Step 2: Convert to fraction form
    110,106.54/151,954.38 = 61,709.04/x
  3. Step 3: Cross multiply
    110,106.54x = 151,954.38 × 61,709.04
  4. Step 4: Simplify right side
    110,106.54x = 9,376,958,913.60
  5. Step 5: Solve for x
    x = 9,376,958,913.60/110,106.54
  6. Step 6: Final answer
    x = 85,162.60

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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.