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Finding the Fourth Proportional to 79,258.95, 118,904.01 and 29,339.49

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Solution

The fourth proportional to 79,258.95, 118,904.01 and 29,339.49 is: 44,015.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,258.95 : 118,904.01 = 29,339.49 : x
  2. Step 2: Convert to fraction form
    79,258.95/118,904.01 = 29,339.49/x
  3. Step 3: Cross multiply
    79,258.95x = 118,904.01 × 29,339.49
  4. Step 4: Simplify right side
    79,258.95x = 3,488,583,012.35
  5. Step 5: Solve for x
    x = 3,488,583,012.35/79,258.95
  6. Step 6: Final answer
    x = 44,015.00

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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.