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Finding the Fourth Proportional to 171,285.29, 236,374.16 and 94,809.65

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Solution

The fourth proportional to 171,285.29, 236,374.16 and 94,809.65 is: 130,837.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,285.29 : 236,374.16 = 94,809.65 : x
  2. Step 2: Convert to fraction form
    171,285.29/236,374.16 = 94,809.65/x
  3. Step 3: Cross multiply
    171,285.29x = 236,374.16 × 94,809.65
  4. Step 4: Simplify right side
    171,285.29x = 22,410,549,722.73
  5. Step 5: Solve for x
    x = 22,410,549,722.73/171,285.29
  6. Step 6: Final answer
    x = 130,837.57

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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.