Home / 74,650.49-111,712.65-46,583.77

Finding the Fourth Proportional to 74,650.49, 111,712.65 and 46,583.77

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Solution

The fourth proportional to 74,650.49, 111,712.65 and 46,583.77 is: 69,711.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,650.49 : 111,712.65 = 46,583.77 : x
  2. Step 2: Convert to fraction form
    74,650.49/111,712.65 = 46,583.77/x
  3. Step 3: Cross multiply
    74,650.49x = 111,712.65 × 46,583.77
  4. Step 4: Simplify right side
    74,650.49x = 5,203,996,114.41
  5. Step 5: Solve for x
    x = 5,203,996,114.41/74,650.49
  6. Step 6: Final answer
    x = 69,711.48

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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.