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Finding the Fourth Proportional to 74,329.65, 102,541.43 and 44,116.25

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Solution

The fourth proportional to 74,329.65, 102,541.43 and 44,116.25 is: 60,860.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,329.65 : 102,541.43 = 44,116.25 : x
  2. Step 2: Convert to fraction form
    74,329.65/102,541.43 = 44,116.25/x
  3. Step 3: Cross multiply
    74,329.65x = 102,541.43 × 44,116.25
  4. Step 4: Simplify right side
    74,329.65x = 4,523,742,627.95
  5. Step 5: Solve for x
    x = 4,523,742,627.95/74,329.65
  6. Step 6: Final answer
    x = 60,860.54

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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.