Home / 84,984.57-117,279.47-46,222.74

Finding the Fourth Proportional to 84,984.57, 117,279.47 and 46,222.74

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Solution

The fourth proportional to 84,984.57, 117,279.47 and 46,222.74 is: 63,787.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,984.57 : 117,279.47 = 46,222.74 : x
  2. Step 2: Convert to fraction form
    84,984.57/117,279.47 = 46,222.74/x
  3. Step 3: Cross multiply
    84,984.57x = 117,279.47 × 46,222.74
  4. Step 4: Simplify right side
    84,984.57x = 5,420,978,218.03
  5. Step 5: Solve for x
    x = 5,420,978,218.03/84,984.57
  6. Step 6: Final answer
    x = 63,787.79

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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.