Home / 151,559.00-209,146.61-83,578.84

Finding the Fourth Proportional to 151,559.00, 209,146.61 and 83,578.84

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Solution

The fourth proportional to 151,559.00, 209,146.61 and 83,578.84 is: 115,336.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,559.00 : 209,146.61 = 83,578.84 : x
  2. Step 2: Convert to fraction form
    151,559.00/209,146.61 = 83,578.84/x
  3. Step 3: Cross multiply
    151,559.00x = 209,146.61 × 83,578.84
  4. Step 4: Simplify right side
    151,559.00x = 17,480,230,269.68
  5. Step 5: Solve for x
    x = 17,480,230,269.68/151,559.00
  6. Step 6: Final answer
    x = 115,336.14

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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.