Home / 244,984.80-367,477.20-78,789.60

Finding the Fourth Proportional to 244,984.80, 367,477.20 and 78,789.60

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Solution

The fourth proportional to 244,984.80, 367,477.20 and 78,789.60 is: 118,184.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,984.80 : 367,477.20 = 78,789.60 : x
  2. Step 2: Convert to fraction form
    244,984.80/367,477.20 = 78,789.60/x
  3. Step 3: Cross multiply
    244,984.80x = 367,477.20 × 78,789.60
  4. Step 4: Simplify right side
    244,984.80x = 28,953,381,597.12
  5. Step 5: Solve for x
    x = 28,953,381,597.12/244,984.80
  6. Step 6: Final answer
    x = 118,184.40

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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.