Home / 79,469.06-119,032.95-74,816.42

Finding the Fourth Proportional to 79,469.06, 119,032.95 and 74,816.42

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Solution

The fourth proportional to 79,469.06, 119,032.95 and 74,816.42 is: 112,063.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,469.06 : 119,032.95 = 74,816.42 : x
  2. Step 2: Convert to fraction form
    79,469.06/119,032.95 = 74,816.42/x
  3. Step 3: Cross multiply
    79,469.06x = 119,032.95 × 74,816.42
  4. Step 4: Simplify right side
    79,469.06x = 8,905,619,181.04
  5. Step 5: Solve for x
    x = 8,905,619,181.04/79,469.06
  6. Step 6: Final answer
    x = 112,063.98

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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.