Home / 191,917.36-264,760.34-111,298.20

Finding the Fourth Proportional to 191,917.36, 264,760.34 and 111,298.20

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Solution

The fourth proportional to 191,917.36, 264,760.34 and 111,298.20 is: 153,541.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,917.36 : 264,760.34 = 111,298.20 : x
  2. Step 2: Convert to fraction form
    191,917.36/264,760.34 = 111,298.20/x
  3. Step 3: Cross multiply
    191,917.36x = 264,760.34 × 111,298.20
  4. Step 4: Simplify right side
    191,917.36x = 29,467,349,273.39
  5. Step 5: Solve for x
    x = 29,467,349,273.39/191,917.36
  6. Step 6: Final answer
    x = 153,541.86

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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.