Home / 83,927.85-125,891.55-59,078.67

Finding the Fourth Proportional to 83,927.85, 125,891.55 and 59,078.67

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Solution

The fourth proportional to 83,927.85, 125,891.55 and 59,078.67 is: 88,617.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,927.85 : 125,891.55 = 59,078.67 : x
  2. Step 2: Convert to fraction form
    83,927.85/125,891.55 = 59,078.67/x
  3. Step 3: Cross multiply
    83,927.85x = 125,891.55 × 59,078.67
  4. Step 4: Simplify right side
    83,927.85x = 7,437,505,338.24
  5. Step 5: Solve for x
    x = 7,437,505,338.24/83,927.85
  6. Step 6: Final answer
    x = 88,617.85

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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.