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Finding the Fourth Proportional to 171,632.60, 236,853.06 and 104,564.60

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Solution

The fourth proportional to 171,632.60, 236,853.06 and 104,564.60 is: 144,299.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,632.60 : 236,853.06 = 104,564.60 : x
  2. Step 2: Convert to fraction form
    171,632.60/236,853.06 = 104,564.60/x
  3. Step 3: Cross multiply
    171,632.60x = 236,853.06 × 104,564.60
  4. Step 4: Simplify right side
    171,632.60x = 24,766,445,477.68
  5. Step 5: Solve for x
    x = 24,766,445,477.68/171,632.60
  6. Step 6: Final answer
    x = 144,299.19

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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.