Home / 186,261.51-257,046.45-114,682.83

Finding the Fourth Proportional to 186,261.51, 257,046.45 and 114,682.83

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Solution

The fourth proportional to 186,261.51, 257,046.45 and 114,682.83 is: 158,265.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,261.51 : 257,046.45 = 114,682.83 : x
  2. Step 2: Convert to fraction form
    186,261.51/257,046.45 = 114,682.83/x
  3. Step 3: Cross multiply
    186,261.51x = 257,046.45 × 114,682.83
  4. Step 4: Simplify right side
    186,261.51x = 29,478,814,327.45
  5. Step 5: Solve for x
    x = 29,478,814,327.45/186,261.51
  6. Step 6: Final answer
    x = 158,265.73

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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.