Home / 163,396.46-245,111.73-45,067.82

Finding the Fourth Proportional to 163,396.46, 245,111.73 and 45,067.82

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Solution

The fourth proportional to 163,396.46, 245,111.73 and 45,067.82 is: 67,606.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,396.46 : 245,111.73 = 45,067.82 : x
  2. Step 2: Convert to fraction form
    163,396.46/245,111.73 = 45,067.82/x
  3. Step 3: Cross multiply
    163,396.46x = 245,111.73 × 45,067.82
  4. Step 4: Simplify right side
    163,396.46x = 11,046,651,327.53
  5. Step 5: Solve for x
    x = 11,046,651,327.53/163,396.46
  6. Step 6: Final answer
    x = 67,606.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.