Home / 190,241.66-262,532.95-105,358.73

Finding the Fourth Proportional to 190,241.66, 262,532.95 and 105,358.73

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Solution

The fourth proportional to 190,241.66, 262,532.95 and 105,358.73 is: 145,394.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,241.66 : 262,532.95 = 105,358.73 : x
  2. Step 2: Convert to fraction form
    190,241.66/262,532.95 = 105,358.73/x
  3. Step 3: Cross multiply
    190,241.66x = 262,532.95 × 105,358.73
  4. Step 4: Simplify right side
    190,241.66x = 27,660,136,619.09
  5. Step 5: Solve for x
    x = 27,660,136,619.09/190,241.66
  6. Step 6: Final answer
    x = 145,394.74

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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.