Home / 191,190.94-263,841.86-106,307.26

Finding the Fourth Proportional to 191,190.94, 263,841.86 and 106,307.26

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Solution

The fourth proportional to 191,190.94, 263,841.86 and 106,307.26 is: 146,703.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,190.94 : 263,841.86 = 106,307.26 : x
  2. Step 2: Convert to fraction form
    191,190.94/263,841.86 = 106,307.26/x
  3. Step 3: Cross multiply
    191,190.94x = 263,841.86 × 106,307.26
  4. Step 4: Simplify right side
    191,190.94x = 28,048,305,209.90
  5. Step 5: Solve for x
    x = 28,048,305,209.90/191,190.94
  6. Step 6: Final answer
    x = 146,703.11

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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.