Home / 84,179.73-116,179.08-58,669.59

Finding the Fourth Proportional to 84,179.73, 116,179.08 and 58,669.59

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Solution

The fourth proportional to 84,179.73, 116,179.08 and 58,669.59 is: 80,971.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,179.73 : 116,179.08 = 58,669.59 : x
  2. Step 2: Convert to fraction form
    84,179.73/116,179.08 = 58,669.59/x
  3. Step 3: Cross multiply
    84,179.73x = 116,179.08 × 58,669.59
  4. Step 4: Simplify right side
    84,179.73x = 6,816,178,990.18
  5. Step 5: Solve for x
    x = 6,816,178,990.18/84,179.73
  6. Step 6: Final answer
    x = 80,971.74

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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.