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Finding the Fourth Proportional to 60,426.45, 90,639.70 and 22,977.88

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Solution

The fourth proportional to 60,426.45, 90,639.70 and 22,977.88 is: 34,466.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,426.45 : 90,639.70 = 22,977.88 : x
  2. Step 2: Convert to fraction form
    60,426.45/90,639.70 = 22,977.88/x
  3. Step 3: Cross multiply
    60,426.45x = 90,639.70 × 22,977.88
  4. Step 4: Simplify right side
    60,426.45x = 2,082,707,696.64
  5. Step 5: Solve for x
    x = 2,082,707,696.64/60,426.45
  6. Step 6: Final answer
    x = 34,466.82

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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.