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Finding the Fourth Proportional to 171,148.54, 236,106.40 and 110,738.88

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Solution

The fourth proportional to 171,148.54, 236,106.40 and 110,738.88 is: 152,768.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,148.54 : 236,106.40 = 110,738.88 : x
  2. Step 2: Convert to fraction form
    171,148.54/236,106.40 = 110,738.88/x
  3. Step 3: Cross multiply
    171,148.54x = 236,106.40 × 110,738.88
  4. Step 4: Simplify right side
    171,148.54x = 26,146,158,296.83
  5. Step 5: Solve for x
    x = 26,146,158,296.83/171,148.54
  6. Step 6: Final answer
    x = 152,768.81

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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.