Home / 123,335.34-184,847.25-102,806.70

Finding the Fourth Proportional to 123,335.34, 184,847.25 and 102,806.70

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Solution

The fourth proportional to 123,335.34, 184,847.25 and 102,806.70 is: 154,080.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,335.34 : 184,847.25 = 102,806.70 : x
  2. Step 2: Convert to fraction form
    123,335.34/184,847.25 = 102,806.70/x
  3. Step 3: Cross multiply
    123,335.34x = 184,847.25 × 102,806.70
  4. Step 4: Simplify right side
    123,335.34x = 19,003,535,776.58
  5. Step 5: Solve for x
    x = 19,003,535,776.58/123,335.34
  6. Step 6: Final answer
    x = 154,080.22

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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.