Home / 191,244.34-263,922.24-105,205.60

Finding the Fourth Proportional to 191,244.34, 263,922.24 and 105,205.60

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Solution

The fourth proportional to 191,244.34, 263,922.24 and 105,205.60 is: 145,186.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,244.34 : 263,922.24 = 105,205.60 : x
  2. Step 2: Convert to fraction form
    191,244.34/263,922.24 = 105,205.60/x
  3. Step 3: Cross multiply
    191,244.34x = 263,922.24 × 105,205.60
  4. Step 4: Simplify right side
    191,244.34x = 27,766,097,612.54
  5. Step 5: Solve for x
    x = 27,766,097,612.54/191,244.34
  6. Step 6: Final answer
    x = 145,186.51

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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.