Home / 71,532.14-98,732.50-48,880.28

Finding the Fourth Proportional to 71,532.14, 98,732.50 and 48,880.28

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Solution

The fourth proportional to 71,532.14, 98,732.50 and 48,880.28 is: 67,467.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,532.14 : 98,732.50 = 48,880.28 : x
  2. Step 2: Convert to fraction form
    71,532.14/98,732.50 = 48,880.28/x
  3. Step 3: Cross multiply
    71,532.14x = 98,732.50 × 48,880.28
  4. Step 4: Simplify right side
    71,532.14x = 4,826,072,369.73
  5. Step 5: Solve for x
    x = 4,826,072,369.73/71,532.14
  6. Step 6: Final answer
    x = 67,467.19

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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.