Home / 211,784.72-292,264.97-116,293.46

Finding the Fourth Proportional to 211,784.72, 292,264.97 and 116,293.46

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Solution

The fourth proportional to 211,784.72, 292,264.97 and 116,293.46 is: 160,486.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,784.72 : 292,264.97 = 116,293.46 : x
  2. Step 2: Convert to fraction form
    211,784.72/292,264.97 = 116,293.46/x
  3. Step 3: Cross multiply
    211,784.72x = 292,264.97 × 116,293.46
  4. Step 4: Simplify right side
    211,784.72x = 33,988,504,747.29
  5. Step 5: Solve for x
    x = 33,988,504,747.29/211,784.72
  6. Step 6: Final answer
    x = 160,486.10

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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.