Home / 190,912.49-263,443.82-110,345.23

Finding the Fourth Proportional to 190,912.49, 263,443.82 and 110,345.23

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Solution

The fourth proportional to 190,912.49, 263,443.82 and 110,345.23 is: 152,267.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,912.49 : 263,443.82 = 110,345.23 : x
  2. Step 2: Convert to fraction form
    190,912.49/263,443.82 = 110,345.23/x
  3. Step 3: Cross multiply
    190,912.49x = 263,443.82 × 110,345.23
  4. Step 4: Simplify right side
    190,912.49x = 29,069,767,699.64
  5. Step 5: Solve for x
    x = 29,069,767,699.64/190,912.49
  6. Step 6: Final answer
    x = 152,267.50

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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.