Home / 190,610.07-263,050.50-105,727.13

Finding the Fourth Proportional to 190,610.07, 263,050.50 and 105,727.13

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Solution

The fourth proportional to 190,610.07, 263,050.50 and 105,727.13 is: 145,908.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,610.07 : 263,050.50 = 105,727.13 : x
  2. Step 2: Convert to fraction form
    190,610.07/263,050.50 = 105,727.13/x
  3. Step 3: Cross multiply
    190,610.07x = 263,050.50 × 105,727.13
  4. Step 4: Simplify right side
    190,610.07x = 27,811,574,410.07
  5. Step 5: Solve for x
    x = 27,811,574,410.07/190,610.07
  6. Step 6: Final answer
    x = 145,908.21

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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.