Home / 283,620.04-425,503.86-106,140.76

Finding the Fourth Proportional to 283,620.04, 425,503.86 and 106,140.76

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Solution

The fourth proportional to 283,620.04, 425,503.86 and 106,140.76 is: 159,238.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,620.04 : 425,503.86 = 106,140.76 : x
  2. Step 2: Convert to fraction form
    283,620.04/425,503.86 = 106,140.76/x
  3. Step 3: Cross multiply
    283,620.04x = 425,503.86 × 106,140.76
  4. Step 4: Simplify right side
    283,620.04x = 45,163,303,083.33
  5. Step 5: Solve for x
    x = 45,163,303,083.33/283,620.04
  6. Step 6: Final answer
    x = 159,238.76

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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.