Home / 106,569.09-147,054.84-58,819.34

Finding the Fourth Proportional to 106,569.09, 147,054.84 and 58,819.34

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Solution

The fourth proportional to 106,569.09, 147,054.84 and 58,819.34 is: 81,164.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,569.09 : 147,054.84 = 58,819.34 : x
  2. Step 2: Convert to fraction form
    106,569.09/147,054.84 = 58,819.34/x
  3. Step 3: Cross multiply
    106,569.09x = 147,054.84 × 58,819.34
  4. Step 4: Simplify right side
    106,569.09x = 8,649,667,897.33
  5. Step 5: Solve for x
    x = 8,649,667,897.33/106,569.09
  6. Step 6: Final answer
    x = 81,164.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.