Home / 190,655.68-263,104.74-104,615.22

Finding the Fourth Proportional to 190,655.68, 263,104.74 and 104,615.22

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Solution

The fourth proportional to 190,655.68, 263,104.74 and 104,615.22 is: 144,368.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,655.68 : 263,104.74 = 104,615.22 : x
  2. Step 2: Convert to fraction form
    190,655.68/263,104.74 = 104,615.22/x
  3. Step 3: Cross multiply
    190,655.68x = 263,104.74 × 104,615.22
  4. Step 4: Simplify right side
    190,655.68x = 27,524,759,338.84
  5. Step 5: Solve for x
    x = 27,524,759,338.84/190,655.68
  6. Step 6: Final answer
    x = 144,368.94

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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.