Home / 190,109.44-262,409.52-109,590.82

Finding the Fourth Proportional to 190,109.44, 262,409.52 and 109,590.82

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Solution

The fourth proportional to 190,109.44, 262,409.52 and 109,590.82 is: 151,269.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,109.44 : 262,409.52 = 109,590.82 : x
  2. Step 2: Convert to fraction form
    190,109.44/262,409.52 = 109,590.82/x
  3. Step 3: Cross multiply
    190,109.44x = 262,409.52 × 109,590.82
  4. Step 4: Simplify right side
    190,109.44x = 28,757,674,472.61
  5. Step 5: Solve for x
    x = 28,757,674,472.61/190,109.44
  6. Step 6: Final answer
    x = 151,269.05

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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.