Home / 211,986.51-292,530.55-116,474.75

Finding the Fourth Proportional to 211,986.51, 292,530.55 and 116,474.75

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Solution

The fourth proportional to 211,986.51, 292,530.55 and 116,474.75 is: 160,729.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,986.51 : 292,530.55 = 116,474.75 : x
  2. Step 2: Convert to fraction form
    211,986.51/292,530.55 = 116,474.75/x
  3. Step 3: Cross multiply
    211,986.51x = 292,530.55 × 116,474.75
  4. Step 4: Simplify right side
    211,986.51x = 34,072,422,678.61
  5. Step 5: Solve for x
    x = 34,072,422,678.61/211,986.51
  6. Step 6: Final answer
    x = 160,729.20

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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.