Home / 199,223.36-298,923.12-104,430.92

Finding the Fourth Proportional to 199,223.36, 298,923.12 and 104,430.92

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Solution

The fourth proportional to 199,223.36, 298,923.12 and 104,430.92 is: 156,692.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,223.36 : 298,923.12 = 104,430.92 : x
  2. Step 2: Convert to fraction form
    199,223.36/298,923.12 = 104,430.92/x
  3. Step 3: Cross multiply
    199,223.36x = 298,923.12 × 104,430.92
  4. Step 4: Simplify right side
    199,223.36x = 31,216,816,430.87
  5. Step 5: Solve for x
    x = 31,216,816,430.87/199,223.36
  6. Step 6: Final answer
    x = 156,692.55

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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.