Home / 84,305.43-116,331.54-50,307.62

Finding the Fourth Proportional to 84,305.43, 116,331.54 and 50,307.62

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Solution

The fourth proportional to 84,305.43, 116,331.54 and 50,307.62 is: 69,418.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,305.43 : 116,331.54 = 50,307.62 : x
  2. Step 2: Convert to fraction form
    84,305.43/116,331.54 = 50,307.62/x
  3. Step 3: Cross multiply
    84,305.43x = 116,331.54 × 50,307.62
  4. Step 4: Simplify right side
    84,305.43x = 5,852,362,326.68
  5. Step 5: Solve for x
    x = 5,852,362,326.68/84,305.43
  6. Step 6: Final answer
    x = 69,418.57

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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.