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Finding the Fourth Proportional to 71,059.32, 106,599.51 and 23,658.93

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Solution

The fourth proportional to 71,059.32, 106,599.51 and 23,658.93 is: 35,491.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,059.32 : 106,599.51 = 23,658.93 : x
  2. Step 2: Convert to fraction form
    71,059.32/106,599.51 = 23,658.93/x
  3. Step 3: Cross multiply
    71,059.32x = 106,599.51 × 23,658.93
  4. Step 4: Simplify right side
    71,059.32x = 2,522,030,345.12
  5. Step 5: Solve for x
    x = 2,522,030,345.12/71,059.32
  6. Step 6: Final answer
    x = 35,491.90

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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.