Home / 109,749.29-164,620.25-46,528.74

Finding the Fourth Proportional to 109,749.29, 164,620.25 and 46,528.74

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Solution

The fourth proportional to 109,749.29, 164,620.25 and 46,528.74 is: 69,791.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,749.29 : 164,620.25 = 46,528.74 : x
  2. Step 2: Convert to fraction form
    109,749.29/164,620.25 = 46,528.74/x
  3. Step 3: Cross multiply
    109,749.29x = 164,620.25 × 46,528.74
  4. Step 4: Simplify right side
    109,749.29x = 7,659,572,578.34
  5. Step 5: Solve for x
    x = 7,659,572,578.34/109,749.29
  6. Step 6: Final answer
    x = 69,791.55

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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.