Home / 58,766.64-88,155-18,791.34

Finding the Fourth Proportional to 58,766.64, 88,155 and 18,791.34

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Solution

The fourth proportional to 58,766.64, 88,155 and 18,791.34 is: 28,188.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,766.64 : 88,155 = 18,791.34 : x
  2. Step 2: Convert to fraction form
    58,766.64/88,155 = 18,791.34/x
  3. Step 3: Cross multiply
    58,766.64x = 88,155 × 18,791.34
  4. Step 4: Simplify right side
    58,766.64x = 1,656,550,577.70
  5. Step 5: Solve for x
    x = 1,656,550,577.70/58,766.64
  6. Step 6: Final answer
    x = 28,188.62

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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.