Home / 77,330.98-116,039.52-41,791.60

Finding the Fourth Proportional to 77,330.98, 116,039.52 and 41,791.60

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Solution

The fourth proportional to 77,330.98, 116,039.52 and 41,791.60 is: 62,710.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,330.98 : 116,039.52 = 41,791.60 : x
  2. Step 2: Convert to fraction form
    77,330.98/116,039.52 = 41,791.60/x
  3. Step 3: Cross multiply
    77,330.98x = 116,039.52 × 41,791.60
  4. Step 4: Simplify right side
    77,330.98x = 4,849,477,204.03
  5. Step 5: Solve for x
    x = 4,849,477,204.03/77,330.98
  6. Step 6: Final answer
    x = 62,710.67

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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.