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Finding the Fourth Proportional to 192,130.76, 265,196.76 and 111,594.48

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Solution

The fourth proportional to 192,130.76, 265,196.76 and 111,594.48 is: 154,033.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,130.76 : 265,196.76 = 111,594.48 : x
  2. Step 2: Convert to fraction form
    192,130.76/265,196.76 = 111,594.48/x
  3. Step 3: Cross multiply
    192,130.76x = 265,196.76 × 111,594.48
  4. Step 4: Simplify right side
    192,130.76x = 29,594,494,529.88
  5. Step 5: Solve for x
    x = 29,594,494,529.88/192,130.76
  6. Step 6: Final answer
    x = 154,033.09

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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.