Home / 283,020.26-424,443.98-80,632.89

Finding the Fourth Proportional to 283,020.26, 424,443.98 and 80,632.89

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Solution

The fourth proportional to 283,020.26, 424,443.98 and 80,632.89 is: 120,924.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,020.26 : 424,443.98 = 80,632.89 : x
  2. Step 2: Convert to fraction form
    283,020.26/424,443.98 = 80,632.89/x
  3. Step 3: Cross multiply
    283,020.26x = 424,443.98 × 80,632.89
  4. Step 4: Simplify right side
    283,020.26x = 34,224,144,725.30
  5. Step 5: Solve for x
    x = 34,224,144,725.30/283,020.26
  6. Step 6: Final answer
    x = 120,924.72

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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.