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Finding the Fourth Proportional to 69,033.63, 95,269.77 and 38,828.46

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Solution

The fourth proportional to 69,033.63, 95,269.77 and 38,828.46 is: 53,585.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,033.63 : 95,269.77 = 38,828.46 : x
  2. Step 2: Convert to fraction form
    69,033.63/95,269.77 = 38,828.46/x
  3. Step 3: Cross multiply
    69,033.63x = 95,269.77 × 38,828.46
  4. Step 4: Simplify right side
    69,033.63x = 3,699,178,453.65
  5. Step 5: Solve for x
    x = 3,699,178,453.65/69,033.63
  6. Step 6: Final answer
    x = 53,585.16

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1.5x scale

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.