Home / 80,447.49-111,033.68-46,461.51

Finding the Fourth Proportional to 80,447.49, 111,033.68 and 46,461.51

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Solution

The fourth proportional to 80,447.49, 111,033.68 and 46,461.51 is: 64,126.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,447.49 : 111,033.68 = 46,461.51 : x
  2. Step 2: Convert to fraction form
    80,447.49/111,033.68 = 46,461.51/x
  3. Step 3: Cross multiply
    80,447.49x = 111,033.68 × 46,461.51
  4. Step 4: Simplify right side
    80,447.49x = 5,158,792,201.35
  5. Step 5: Solve for x
    x = 5,158,792,201.35/80,447.49
  6. Step 6: Final answer
    x = 64,126.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.