Home / 200,448.45-276,553.80-136,675.53

Finding the Fourth Proportional to 200,448.45, 276,553.80 and 136,675.53

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Solution

The fourth proportional to 200,448.45, 276,553.80 and 136,675.53 is: 188,567.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,448.45 : 276,553.80 = 136,675.53 : x
  2. Step 2: Convert to fraction form
    200,448.45/276,553.80 = 136,675.53/x
  3. Step 3: Cross multiply
    200,448.45x = 276,553.80 × 136,675.53
  4. Step 4: Simplify right side
    200,448.45x = 37,798,137,188.51
  5. Step 5: Solve for x
    x = 37,798,137,188.51/200,448.45
  6. Step 6: Final answer
    x = 188,567.87

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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.