Home / 79,768.36-119,699.04-29,883.50

Finding the Fourth Proportional to 79,768.36, 119,699.04 and 29,883.50

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Solution

The fourth proportional to 79,768.36, 119,699.04 and 29,883.50 is: 44,842.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,768.36 : 119,699.04 = 29,883.50 : x
  2. Step 2: Convert to fraction form
    79,768.36/119,699.04 = 29,883.50/x
  3. Step 3: Cross multiply
    79,768.36x = 119,699.04 × 29,883.50
  4. Step 4: Simplify right side
    79,768.36x = 3,577,026,261.84
  5. Step 5: Solve for x
    x = 3,577,026,261.84/79,768.36
  6. Step 6: Final answer
    x = 44,842.67

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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.