Home / 109,973.97-164,928.03-57,354.75

Finding the Fourth Proportional to 109,973.97, 164,928.03 and 57,354.75

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Solution

The fourth proportional to 109,973.97, 164,928.03 and 57,354.75 is: 86,014.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,973.97 : 164,928.03 = 57,354.75 : x
  2. Step 2: Convert to fraction form
    109,973.97/164,928.03 = 57,354.75/x
  3. Step 3: Cross multiply
    109,973.97x = 164,928.03 × 57,354.75
  4. Step 4: Simplify right side
    109,973.97x = 9,459,405,928.64
  5. Step 5: Solve for x
    x = 9,459,405,928.64/109,973.97
  6. Step 6: Final answer
    x = 86,014.95

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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.