Home / 191,550.15-264,339.20-111,024.38

Finding the Fourth Proportional to 191,550.15, 264,339.20 and 111,024.38

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Solution

The fourth proportional to 191,550.15, 264,339.20 and 111,024.38 is: 153,213.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,550.15 : 264,339.20 = 111,024.38 : x
  2. Step 2: Convert to fraction form
    191,550.15/264,339.20 = 111,024.38/x
  3. Step 3: Cross multiply
    191,550.15x = 264,339.20 × 111,024.38
  4. Step 4: Simplify right side
    191,550.15x = 29,348,095,789.70
  5. Step 5: Solve for x
    x = 29,348,095,789.70/191,550.15
  6. Step 6: Final answer
    x = 153,213.64

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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.