Home / 190,912.80-263,444.25-110,345.54

Finding the Fourth Proportional to 190,912.80, 263,444.25 and 110,345.54

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Solution

The fourth proportional to 190,912.80, 263,444.25 and 110,345.54 is: 152,267.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,912.80 : 263,444.25 = 110,345.54 : x
  2. Step 2: Convert to fraction form
    190,912.80/263,444.25 = 110,345.54/x
  3. Step 3: Cross multiply
    190,912.80x = 263,444.25 × 110,345.54
  4. Step 4: Simplify right side
    190,912.80x = 29,069,897,474.42
  5. Step 5: Solve for x
    x = 29,069,897,474.42/190,912.80
  6. Step 6: Final answer
    x = 152,267.93

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1.5x scale

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.