Home / 190,242.66-262,534.33-105,359.73

Finding the Fourth Proportional to 190,242.66, 262,534.33 and 105,359.73

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Solution

The fourth proportional to 190,242.66, 262,534.33 and 105,359.73 is: 145,396.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,242.66 : 262,534.33 = 105,359.73 : x
  2. Step 2: Convert to fraction form
    190,242.66/262,534.33 = 105,359.73/x
  3. Step 3: Cross multiply
    190,242.66x = 262,534.33 × 105,359.73
  4. Step 4: Simplify right side
    190,242.66x = 27,660,546,124.53
  5. Step 5: Solve for x
    x = 27,660,546,124.53/190,242.66
  6. Step 6: Final answer
    x = 145,396.13

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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.