Home / 191,188.93-263,839.11-106,305.25

Finding the Fourth Proportional to 191,188.93, 263,839.11 and 106,305.25

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Solution

The fourth proportional to 191,188.93, 263,839.11 and 106,305.25 is: 146,700.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,188.93 : 263,839.11 = 106,305.25 : x
  2. Step 2: Convert to fraction form
    191,188.93/263,839.11 = 106,305.25/x
  3. Step 3: Cross multiply
    191,188.93x = 263,839.11 × 106,305.25
  4. Step 4: Simplify right side
    191,188.93x = 28,047,482,548.33
  5. Step 5: Solve for x
    x = 28,047,482,548.33/191,188.93
  6. Step 6: Final answer
    x = 146,700.35

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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.