Home / 83,992.98-115,877.07-58,492.56

Finding the Fourth Proportional to 83,992.98, 115,877.07 and 58,492.56

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Solution

The fourth proportional to 83,992.98, 115,877.07 and 58,492.56 is: 80,696.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,992.98 : 115,877.07 = 58,492.56 : x
  2. Step 2: Convert to fraction form
    83,992.98/115,877.07 = 58,492.56/x
  3. Step 3: Cross multiply
    83,992.98x = 115,877.07 × 58,492.56
  4. Step 4: Simplify right side
    83,992.98x = 6,777,946,469.60
  5. Step 5: Solve for x
    x = 6,777,946,469.60/83,992.98
  6. Step 6: Final answer
    x = 80,696.58

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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.