Home / 211,771.31-292,244.83-114,975.27

Finding the Fourth Proportional to 211,771.31, 292,244.83 and 114,975.27

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Solution

The fourth proportional to 211,771.31, 292,244.83 and 114,975.27 is: 158,666.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,771.31 : 292,244.83 = 114,975.27 : x
  2. Step 2: Convert to fraction form
    211,771.31/292,244.83 = 114,975.27/x
  3. Step 3: Cross multiply
    211,771.31x = 292,244.83 × 114,975.27
  4. Step 4: Simplify right side
    211,771.31x = 33,600,927,947.92
  5. Step 5: Solve for x
    x = 33,600,927,947.92/211,771.31
  6. Step 6: Final answer
    x = 158,666.10

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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.