Home / 115,383.72-173,075.56-48,806.56

Finding the Fourth Proportional to 115,383.72, 173,075.56 and 48,806.56

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Solution

The fourth proportional to 115,383.72, 173,075.56 and 48,806.56 is: 73,209.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,383.72 : 173,075.56 = 48,806.56 : x
  2. Step 2: Convert to fraction form
    115,383.72/173,075.56 = 48,806.56/x
  3. Step 3: Cross multiply
    115,383.72x = 173,075.56 × 48,806.56
  4. Step 4: Simplify right side
    115,383.72x = 8,447,222,703.67
  5. Step 5: Solve for x
    x = 8,447,222,703.67/115,383.72
  6. Step 6: Final answer
    x = 73,209.83

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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.