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Finding the Fourth Proportional to 62,456.30, 93,684.45 and 43,757.45

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Solution

The fourth proportional to 62,456.30, 93,684.45 and 43,757.45 is: 65,636.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,456.30 : 93,684.45 = 43,757.45 : x
  2. Step 2: Convert to fraction form
    62,456.30/93,684.45 = 43,757.45/x
  3. Step 3: Cross multiply
    62,456.30x = 93,684.45 × 43,757.45
  4. Step 4: Simplify right side
    62,456.30x = 4,099,392,636.65
  5. Step 5: Solve for x
    x = 4,099,392,636.65/62,456.30
  6. Step 6: Final answer
    x = 65,636.18

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1.5x scale

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.