Home / 190,553.68-262,304.08-164,700.45

Finding the Fourth Proportional to 190,553.68, 262,304.08 and 164,700.45

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Solution

The fourth proportional to 190,553.68, 262,304.08 and 164,700.45 is: 226,716.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,553.68 : 262,304.08 = 164,700.45 : x
  2. Step 2: Convert to fraction form
    190,553.68/262,304.08 = 164,700.45/x
  3. Step 3: Cross multiply
    190,553.68x = 262,304.08 × 164,700.45
  4. Step 4: Simplify right side
    190,553.68x = 43,201,600,012.84
  5. Step 5: Solve for x
    x = 43,201,600,012.84/190,553.68
  6. Step 6: Final answer
    x = 226,716.17

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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.