Home / 211,784.34-292,264.45-116,293.09

Finding the Fourth Proportional to 211,784.34, 292,264.45 and 116,293.09

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Solution

The fourth proportional to 211,784.34, 292,264.45 and 116,293.09 is: 160,485.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,784.34 : 292,264.45 = 116,293.09 : x
  2. Step 2: Convert to fraction form
    211,784.34/292,264.45 = 116,293.09/x
  3. Step 3: Cross multiply
    211,784.34x = 292,264.45 × 116,293.09
  4. Step 4: Simplify right side
    211,784.34x = 33,988,336,062.25
  5. Step 5: Solve for x
    x = 33,988,336,062.25/211,784.34
  6. Step 6: Final answer
    x = 160,485.59

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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.