Home / 190,970.40-263,429.46-119,225.85

Finding the Fourth Proportional to 190,970.40, 263,429.46 and 119,225.85

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Solution

The fourth proportional to 190,970.40, 263,429.46 and 119,225.85 is: 164,463.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,970.40 : 263,429.46 = 119,225.85 : x
  2. Step 2: Convert to fraction form
    190,970.40/263,429.46 = 119,225.85/x
  3. Step 3: Cross multiply
    190,970.40x = 263,429.46 × 119,225.85
  4. Step 4: Simplify right side
    190,970.40x = 31,407,601,283.54
  5. Step 5: Solve for x
    x = 31,407,601,283.54/190,970.40
  6. Step 6: Final answer
    x = 164,463.19

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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.