Home / 150,743.03-208,014.98-83,669.75

Finding the Fourth Proportional to 150,743.03, 208,014.98 and 83,669.75

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Solution

The fourth proportional to 150,743.03, 208,014.98 and 83,669.75 is: 115,458.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,743.03 : 208,014.98 = 83,669.75 : x
  2. Step 2: Convert to fraction form
    150,743.03/208,014.98 = 83,669.75/x
  3. Step 3: Cross multiply
    150,743.03x = 208,014.98 × 83,669.75
  4. Step 4: Simplify right side
    150,743.03x = 17,404,560,954.51
  5. Step 5: Solve for x
    x = 17,404,560,954.51/150,743.03
  6. Step 6: Final answer
    x = 115,458.48

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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.