Home / 123,077.93-184,538.03-51,981.30

Finding the Fourth Proportional to 123,077.93, 184,538.03 and 51,981.30

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Solution

The fourth proportional to 123,077.93, 184,538.03 and 51,981.30 is: 77,938.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,077.93 : 184,538.03 = 51,981.30 : x
  2. Step 2: Convert to fraction form
    123,077.93/184,538.03 = 51,981.30/x
  3. Step 3: Cross multiply
    123,077.93x = 184,538.03 × 51,981.30
  4. Step 4: Simplify right side
    123,077.93x = 9,592,526,438.93
  5. Step 5: Solve for x
    x = 9,592,526,438.93/123,077.93
  6. Step 6: Final answer
    x = 77,938.64

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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.