Home / 191,245.51-263,928.14-106,360.75

Finding the Fourth Proportional to 191,245.51, 263,928.14 and 106,360.75

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Solution

The fourth proportional to 191,245.51, 263,928.14 and 106,360.75 is: 146,783.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,245.51 : 263,928.14 = 106,360.75 : x
  2. Step 2: Convert to fraction form
    191,245.51/263,928.14 = 106,360.75/x
  3. Step 3: Cross multiply
    191,245.51x = 263,928.14 × 106,360.75
  4. Step 4: Simplify right side
    191,245.51x = 28,071,594,916.51
  5. Step 5: Solve for x
    x = 28,071,594,916.51/191,245.51
  6. Step 6: Final answer
    x = 146,783.03

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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.