Home / 74,240.00-111,307.10-34,775.58

Finding the Fourth Proportional to 74,240.00, 111,307.10 and 34,775.58

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Solution

The fourth proportional to 74,240.00, 111,307.10 and 34,775.58 is: 52,138.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,240.00 : 111,307.10 = 34,775.58 : x
  2. Step 2: Convert to fraction form
    74,240.00/111,307.10 = 34,775.58/x
  3. Step 3: Cross multiply
    74,240.00x = 111,307.10 × 34,775.58
  4. Step 4: Simplify right side
    74,240.00x = 3,870,768,960.62
  5. Step 5: Solve for x
    x = 3,870,768,960.62/74,240.00
  6. Step 6: Final answer
    x = 52,138.59

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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.