Home / 142,584.62-213,860.49-37,411.79

Finding the Fourth Proportional to 142,584.62, 213,860.49 and 37,411.79

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Solution

The fourth proportional to 142,584.62, 213,860.49 and 37,411.79 is: 56,113.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,584.62 : 213,860.49 = 37,411.79 : x
  2. Step 2: Convert to fraction form
    142,584.62/213,860.49 = 37,411.79/x
  3. Step 3: Cross multiply
    142,584.62x = 213,860.49 × 37,411.79
  4. Step 4: Simplify right side
    142,584.62x = 8,000,902,671.87
  5. Step 5: Solve for x
    x = 8,000,902,671.87/142,584.62
  6. Step 6: Final answer
    x = 56,113.37

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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.