Home / 191,550.06-264,379.05-115,072.74

Finding the Fourth Proportional to 191,550.06, 264,379.05 and 115,072.74

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Solution

The fourth proportional to 191,550.06, 264,379.05 and 115,072.74 is: 158,824.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,550.06 : 264,379.05 = 115,072.74 : x
  2. Step 2: Convert to fraction form
    191,550.06/264,379.05 = 115,072.74/x
  3. Step 3: Cross multiply
    191,550.06x = 264,379.05 × 115,072.74
  4. Step 4: Simplify right side
    191,550.06x = 30,422,821,682.10
  5. Step 5: Solve for x
    x = 30,422,821,682.10/191,550.06
  6. Step 6: Final answer
    x = 158,824.39

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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.