Home / 191,917.22-264,845.09-107,034.21

Finding the Fourth Proportional to 191,917.22, 264,845.09 and 107,034.21

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Solution

The fourth proportional to 191,917.22, 264,845.09 and 107,034.21 is: 147,706.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,917.22 : 264,845.09 = 107,034.21 : x
  2. Step 2: Convert to fraction form
    191,917.22/264,845.09 = 107,034.21/x
  3. Step 3: Cross multiply
    191,917.22x = 264,845.09 × 107,034.21
  4. Step 4: Simplify right side
    191,917.22x = 28,347,485,248.11
  5. Step 5: Solve for x
    x = 28,347,485,248.11/191,917.22
  6. Step 6: Final answer
    x = 147,706.84

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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.