Home / 152,023.14-209,791.80-91,596.33

Finding the Fourth Proportional to 152,023.14, 209,791.80 and 91,596.33

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Solution

The fourth proportional to 152,023.14, 209,791.80 and 91,596.33 is: 126,402.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,023.14 : 209,791.80 = 91,596.33 : x
  2. Step 2: Convert to fraction form
    152,023.14/209,791.80 = 91,596.33/x
  3. Step 3: Cross multiply
    152,023.14x = 209,791.80 × 91,596.33
  4. Step 4: Simplify right side
    152,023.14x = 19,216,158,944.09
  5. Step 5: Solve for x
    x = 19,216,158,944.09/152,023.14
  6. Step 6: Final answer
    x = 126,402.86

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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.