Home / 109,580.73-164,246.64-46,361.40

Finding the Fourth Proportional to 109,580.73, 164,246.64 and 46,361.40

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Solution

The fourth proportional to 109,580.73, 164,246.64 and 46,361.40 is: 69,489.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,580.73 : 164,246.64 = 46,361.40 : x
  2. Step 2: Convert to fraction form
    109,580.73/164,246.64 = 46,361.40/x
  3. Step 3: Cross multiply
    109,580.73x = 164,246.64 × 46,361.40
  4. Step 4: Simplify right side
    109,580.73x = 7,614,704,175.70
  5. Step 5: Solve for x
    x = 7,614,704,175.70/109,580.73
  6. Step 6: Final answer
    x = 69,489.45

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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.