Home / 84,513.80-116,631.54-46,788.05

Finding the Fourth Proportional to 84,513.80, 116,631.54 and 46,788.05

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Solution

The fourth proportional to 84,513.80, 116,631.54 and 46,788.05 is: 64,568.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,513.80 : 116,631.54 = 46,788.05 : x
  2. Step 2: Convert to fraction form
    84,513.80/116,631.54 = 46,788.05/x
  3. Step 3: Cross multiply
    84,513.80x = 116,631.54 × 46,788.05
  4. Step 4: Simplify right side
    84,513.80x = 5,456,961,741.94
  5. Step 5: Solve for x
    x = 5,456,961,741.94/84,513.80
  6. Step 6: Final answer
    x = 64,568.89

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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.