Home / 199,237.37-298,902.77-79,301.58

Finding the Fourth Proportional to 199,237.37, 298,902.77 and 79,301.58

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Solution

The fourth proportional to 199,237.37, 298,902.77 and 79,301.58 is: 118,970.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,237.37 : 298,902.77 = 79,301.58 : x
  2. Step 2: Convert to fraction form
    199,237.37/298,902.77 = 79,301.58/x
  3. Step 3: Cross multiply
    199,237.37x = 298,902.77 × 79,301.58
  4. Step 4: Simplify right side
    199,237.37x = 23,703,461,530.87
  5. Step 5: Solve for x
    x = 23,703,461,530.87/199,237.37
  6. Step 6: Final answer
    x = 118,970.96

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1.5x scale

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.