Home / 245,849.92-368,766.24-77,365.60

Finding the Fourth Proportional to 245,849.92, 368,766.24 and 77,365.60

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Solution

The fourth proportional to 245,849.92, 368,766.24 and 77,365.60 is: 116,045.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,849.92 : 368,766.24 = 77,365.60 : x
  2. Step 2: Convert to fraction form
    245,849.92/368,766.24 = 77,365.60/x
  3. Step 3: Cross multiply
    245,849.92x = 368,766.24 × 77,365.60
  4. Step 4: Simplify right side
    245,849.92x = 28,529,821,417.34
  5. Step 5: Solve for x
    x = 28,529,821,417.34/245,849.92
  6. Step 6: Final answer
    x = 116,045.68

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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.