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Finding the Fourth Proportional to 69,317.32, 95,657.94 and 37,486.48

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Solution

The fourth proportional to 69,317.32, 95,657.94 and 37,486.48 is: 51,731.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,317.32 : 95,657.94 = 37,486.48 : x
  2. Step 2: Convert to fraction form
    69,317.32/95,657.94 = 37,486.48/x
  3. Step 3: Cross multiply
    69,317.32x = 95,657.94 × 37,486.48
  4. Step 4: Simplify right side
    69,317.32x = 3,585,879,454.65
  5. Step 5: Solve for x
    x = 3,585,879,454.65/69,317.32
  6. Step 6: Final answer
    x = 51,731.36

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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.