Home / 191,997.50-264,956.55-107,114.54

Finding the Fourth Proportional to 191,997.50, 264,956.55 and 107,114.54

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Solution

The fourth proportional to 191,997.50, 264,956.55 and 107,114.54 is: 147,818.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,997.50 : 264,956.55 = 107,114.54 : x
  2. Step 2: Convert to fraction form
    191,997.50/264,956.55 = 107,114.54/x
  3. Step 3: Cross multiply
    191,997.50x = 264,956.55 × 107,114.54
  4. Step 4: Simplify right side
    191,997.50x = 28,380,698,973.24
  5. Step 5: Solve for x
    x = 28,380,698,973.24/191,997.50
  6. Step 6: Final answer
    x = 147,818.07

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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.