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Finding the Fourth Proportional to 74,602.08, 111,904.08 and 29,634.48

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Solution

The fourth proportional to 74,602.08, 111,904.08 and 29,634.48 is: 44,452.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,602.08 : 111,904.08 = 29,634.48 : x
  2. Step 2: Convert to fraction form
    74,602.08/111,904.08 = 29,634.48/x
  3. Step 3: Cross multiply
    74,602.08x = 111,904.08 × 29,634.48
  4. Step 4: Simplify right side
    74,602.08x = 3,316,219,220.68
  5. Step 5: Solve for x
    x = 3,316,219,220.68/74,602.08
  6. Step 6: Final answer
    x = 44,452.10

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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.