Home / 190,788.12-263,299.86-110,219.04

Finding the Fourth Proportional to 190,788.12, 263,299.86 and 110,219.04

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Solution

The fourth proportional to 190,788.12, 263,299.86 and 110,219.04 is: 152,109.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,788.12 : 263,299.86 = 110,219.04 : x
  2. Step 2: Convert to fraction form
    190,788.12/263,299.86 = 110,219.04/x
  3. Step 3: Cross multiply
    190,788.12x = 263,299.86 × 110,219.04
  4. Step 4: Simplify right side
    190,788.12x = 29,020,657,801.33
  5. Step 5: Solve for x
    x = 29,020,657,801.33/190,788.12
  6. Step 6: Final answer
    x = 152,109.35

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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.