Home / 251,134.16-346,656.12-166,278.56

Finding the Fourth Proportional to 251,134.16, 346,656.12 and 166,278.56

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Solution

The fourth proportional to 251,134.16, 346,656.12 and 166,278.56 is: 229,524.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,134.16 : 346,656.12 = 166,278.56 : x
  2. Step 2: Convert to fraction form
    251,134.16/346,656.12 = 166,278.56/x
  3. Step 3: Cross multiply
    251,134.16x = 346,656.12 × 166,278.56
  4. Step 4: Simplify right side
    251,134.16x = 57,641,480,448.79
  5. Step 5: Solve for x
    x = 57,641,480,448.79/251,134.16
  6. Step 6: Final answer
    x = 229,524.65

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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.