Home / 190,527.96-262,930.14-105,646.44

Finding the Fourth Proportional to 190,527.96, 262,930.14 and 105,646.44

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Solution

The fourth proportional to 190,527.96, 262,930.14 and 105,646.44 is: 145,792.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,527.96 : 262,930.14 = 105,646.44 : x
  2. Step 2: Convert to fraction form
    190,527.96/262,930.14 = 105,646.44/x
  3. Step 3: Cross multiply
    190,527.96x = 262,930.14 × 105,646.44
  4. Step 4: Simplify right side
    190,527.96x = 27,777,633,259.70
  5. Step 5: Solve for x
    x = 27,777,633,259.70/190,527.96
  6. Step 6: Final answer
    x = 145,792.95

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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.