Home / 191,094.66-263,670.39-106,209.90

Finding the Fourth Proportional to 191,094.66, 263,670.39 and 106,209.90

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Solution

The fourth proportional to 191,094.66, 263,670.39 and 106,209.90 is: 146,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,094.66 : 263,670.39 = 106,209.90 : x
  2. Step 2: Convert to fraction form
    191,094.66/263,670.39 = 106,209.90/x
  3. Step 3: Cross multiply
    191,094.66x = 263,670.39 × 106,209.90
  4. Step 4: Simplify right side
    191,094.66x = 28,004,405,754.86
  5. Step 5: Solve for x
    x = 28,004,405,754.86/191,094.66
  6. Step 6: Final answer
    x = 146,547.30

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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.