Home / 74,199.94-111,336.45-34,750.24

Finding the Fourth Proportional to 74,199.94, 111,336.45 and 34,750.24

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Solution

The fourth proportional to 74,199.94, 111,336.45 and 34,750.24 is: 52,142.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,199.94 : 111,336.45 = 34,750.24 : x
  2. Step 2: Convert to fraction form
    74,199.94/111,336.45 = 34,750.24/x
  3. Step 3: Cross multiply
    74,199.94x = 111,336.45 × 34,750.24
  4. Step 4: Simplify right side
    74,199.94x = 3,868,968,358.25
  5. Step 5: Solve for x
    x = 3,868,968,358.25/74,199.94
  6. Step 6: Final answer
    x = 52,142.47

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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.