Home / 51,580.95-77,383.05-18,300.96

Finding the Fourth Proportional to 51,580.95, 77,383.05 and 18,300.96

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Solution

The fourth proportional to 51,580.95, 77,383.05 and 18,300.96 is: 27,455.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,580.95 : 77,383.05 = 18,300.96 : x
  2. Step 2: Convert to fraction form
    51,580.95/77,383.05 = 18,300.96/x
  3. Step 3: Cross multiply
    51,580.95x = 77,383.05 × 18,300.96
  4. Step 4: Simplify right side
    51,580.95x = 1,416,184,251.74
  5. Step 5: Solve for x
    x = 1,416,184,251.74/51,580.95
  6. Step 6: Final answer
    x = 27,455.57

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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.