Home / 192,543.09-265,711.20-106,497.55

Finding the Fourth Proportional to 192,543.09, 265,711.20 and 106,497.55

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Solution

The fourth proportional to 192,543.09, 265,711.20 and 106,497.55 is: 146,967.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,543.09 : 265,711.20 = 106,497.55 : x
  2. Step 2: Convert to fraction form
    192,543.09/265,711.20 = 106,497.55/x
  3. Step 3: Cross multiply
    192,543.09x = 265,711.20 × 106,497.55
  4. Step 4: Simplify right side
    192,543.09x = 28,297,591,740.33
  5. Step 5: Solve for x
    x = 28,297,591,740.33/192,543.09
  6. Step 6: Final answer
    x = 146,967.58

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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.