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Finding the Fourth Proportional to 60,699.64, 91,046.20 and 23,277.64

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Solution

The fourth proportional to 60,699.64, 91,046.20 and 23,277.64 is: 34,915.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,699.64 : 91,046.20 = 23,277.64 : x
  2. Step 2: Convert to fraction form
    60,699.64/91,046.20 = 23,277.64/x
  3. Step 3: Cross multiply
    60,699.64x = 91,046.20 × 23,277.64
  4. Step 4: Simplify right side
    60,699.64x = 2,119,340,666.97
  5. Step 5: Solve for x
    x = 2,119,340,666.97/60,699.64
  6. Step 6: Final answer
    x = 34,915.21

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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.