Home / 151,272.25-208,820.30-107,692.93

Finding the Fourth Proportional to 151,272.25, 208,820.30 and 107,692.93

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Solution

The fourth proportional to 151,272.25, 208,820.30 and 107,692.93 is: 148,662.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,272.25 : 208,820.30 = 107,692.93 : x
  2. Step 2: Convert to fraction form
    151,272.25/208,820.30 = 107,692.93/x
  3. Step 3: Cross multiply
    151,272.25x = 208,820.30 × 107,692.93
  4. Step 4: Simplify right side
    151,272.25x = 22,488,469,950.48
  5. Step 5: Solve for x
    x = 22,488,469,950.48/151,272.25
  6. Step 6: Final answer
    x = 148,662.23

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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.