Home / 74,904.72-103,367.08-41,370

Finding the Fourth Proportional to 74,904.72, 103,367.08 and 41,370

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Solution

The fourth proportional to 74,904.72, 103,367.08 and 41,370 is: 57,089.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,904.72 : 103,367.08 = 41,370 : x
  2. Step 2: Convert to fraction form
    74,904.72/103,367.08 = 41,370/x
  3. Step 3: Cross multiply
    74,904.72x = 103,367.08 × 41,370
  4. Step 4: Simplify right side
    74,904.72x = 4,276,296,099.60
  5. Step 5: Solve for x
    x = 4,276,296,099.60/74,904.72
  6. Step 6: Final answer
    x = 57,089.81

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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.