Home / 439,383.82-659,075.76-158,835.46

Finding the Fourth Proportional to 439,383.82, 659,075.76 and 158,835.46

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Solution

The fourth proportional to 439,383.82, 659,075.76 and 158,835.46 is: 238,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,383.82 : 659,075.76 = 158,835.46 : x
  2. Step 2: Convert to fraction form
    439,383.82/659,075.76 = 158,835.46/x
  3. Step 3: Cross multiply
    439,383.82x = 659,075.76 × 158,835.46
  4. Step 4: Simplify right side
    439,383.82x = 104,684,601,514.45
  5. Step 5: Solve for x
    x = 104,684,601,514.45/439,383.82
  6. Step 6: Final answer
    x = 238,253.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.