Home / 190,011.44-285,237.88-111,182.16

Finding the Fourth Proportional to 190,011.44, 285,237.88 and 111,182.16

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Solution

The fourth proportional to 190,011.44, 285,237.88 and 111,182.16 is: 166,902.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,011.44 : 285,237.88 = 111,182.16 : x
  2. Step 2: Convert to fraction form
    190,011.44/285,237.88 = 111,182.16/x
  3. Step 3: Cross multiply
    190,011.44x = 285,237.88 × 111,182.16
  4. Step 4: Simplify right side
    190,011.44x = 31,713,363,612.22
  5. Step 5: Solve for x
    x = 31,713,363,612.22/190,011.44
  6. Step 6: Final answer
    x = 166,902.39

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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.