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Finding the Fourth Proportional to 155,592.75, 214,664.82 and 94,357.65

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Solution

The fourth proportional to 155,592.75, 214,664.82 and 94,357.65 is: 130,181.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,592.75 : 214,664.82 = 94,357.65 : x
  2. Step 2: Convert to fraction form
    155,592.75/214,664.82 = 94,357.65/x
  3. Step 3: Cross multiply
    155,592.75x = 214,664.82 × 94,357.65
  4. Step 4: Simplify right side
    155,592.75x = 20,255,267,952.87
  5. Step 5: Solve for x
    x = 20,255,267,952.87/155,592.75
  6. Step 6: Final answer
    x = 130,181.31

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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.