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Finding the Fourth Proportional to 118,293.24, 177,444 and 38,329.32

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Solution

The fourth proportional to 118,293.24, 177,444 and 38,329.32 is: 57,495.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,293.24 : 177,444 = 38,329.32 : x
  2. Step 2: Convert to fraction form
    118,293.24/177,444 = 38,329.32/x
  3. Step 3: Cross multiply
    118,293.24x = 177,444 × 38,329.32
  4. Step 4: Simplify right side
    118,293.24x = 6,801,307,858.08
  5. Step 5: Solve for x
    x = 6,801,307,858.08/118,293.24
  6. Step 6: Final answer
    x = 57,495.32

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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.