Home / 190,246.60-262,540.20-105,363.58

Finding the Fourth Proportional to 190,246.60, 262,540.20 and 105,363.58

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Solution

The fourth proportional to 190,246.60, 262,540.20 and 105,363.58 is: 145,401.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,246.60 : 262,540.20 = 105,363.58 : x
  2. Step 2: Convert to fraction form
    190,246.60/262,540.20 = 105,363.58/x
  3. Step 3: Cross multiply
    190,246.60x = 262,540.20 × 105,363.58
  4. Step 4: Simplify right side
    190,246.60x = 27,662,175,365.92
  5. Step 5: Solve for x
    x = 27,662,175,365.92/190,246.60
  6. Step 6: Final answer
    x = 145,401.68

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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.