Home / 84,088.41-116,542.91-82,513.77

Finding the Fourth Proportional to 84,088.41, 116,542.91 and 82,513.77

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Solution

The fourth proportional to 84,088.41, 116,542.91 and 82,513.77 is: 114,360.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,088.41 : 116,542.91 = 82,513.77 : x
  2. Step 2: Convert to fraction form
    84,088.41/116,542.91 = 82,513.77/x
  3. Step 3: Cross multiply
    84,088.41x = 116,542.91 × 82,513.77
  4. Step 4: Simplify right side
    84,088.41x = 9,616,394,870.87
  5. Step 5: Solve for x
    x = 9,616,394,870.87/84,088.41
  6. Step 6: Final answer
    x = 114,360.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.