Home / 109,627.52-164,458.44-46,447.76

Finding the Fourth Proportional to 109,627.52, 164,458.44 and 46,447.76

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Solution

The fourth proportional to 109,627.52, 164,458.44 and 46,447.76 is: 69,678.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,627.52 : 164,458.44 = 46,447.76 : x
  2. Step 2: Convert to fraction form
    109,627.52/164,458.44 = 46,447.76/x
  3. Step 3: Cross multiply
    109,627.52x = 164,458.44 × 46,447.76
  4. Step 4: Simplify right side
    109,627.52x = 7,638,726,151.09
  5. Step 5: Solve for x
    x = 7,638,726,151.09/109,627.52
  6. Step 6: Final answer
    x = 69,678.91

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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.