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Finding the Fourth Proportional to 93,689.76, 140,534.82 and 23,568.60

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Solution

The fourth proportional to 93,689.76, 140,534.82 and 23,568.60 is: 35,352.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,689.76 : 140,534.82 = 23,568.60 : x
  2. Step 2: Convert to fraction form
    93,689.76/140,534.82 = 23,568.60/x
  3. Step 3: Cross multiply
    93,689.76x = 140,534.82 × 23,568.60
  4. Step 4: Simplify right side
    93,689.76x = 3,312,208,958.65
  5. Step 5: Solve for x
    x = 3,312,208,958.65/93,689.76
  6. Step 6: Final answer
    x = 35,352.95

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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.