Home / 191,019.27-263,595.02-106,133.43

Finding the Fourth Proportional to 191,019.27, 263,595.02 and 106,133.43

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Solution

The fourth proportional to 191,019.27, 263,595.02 and 106,133.43 is: 146,457.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,019.27 : 263,595.02 = 106,133.43 : x
  2. Step 2: Convert to fraction form
    191,019.27/263,595.02 = 106,133.43/x
  3. Step 3: Cross multiply
    191,019.27x = 263,595.02 × 106,133.43
  4. Step 4: Simplify right side
    191,019.27x = 27,976,243,072.85
  5. Step 5: Solve for x
    x = 27,976,243,072.85/191,019.27
  6. Step 6: Final answer
    x = 146,457.70

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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.