Home / 123,072.55-184,554.15-48,167.80

Finding the Fourth Proportional to 123,072.55, 184,554.15 and 48,167.80

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Solution

The fourth proportional to 123,072.55, 184,554.15 and 48,167.80 is: 72,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,072.55 : 184,554.15 = 48,167.80 : x
  2. Step 2: Convert to fraction form
    123,072.55/184,554.15 = 48,167.80/x
  3. Step 3: Cross multiply
    123,072.55x = 184,554.15 × 48,167.80
  4. Step 4: Simplify right side
    123,072.55x = 8,889,567,386.37
  5. Step 5: Solve for x
    x = 8,889,567,386.37/123,072.55
  6. Step 6: Final answer
    x = 72,230.30

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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.