Home / 80,517.49-111,112.00-44,706.58

Finding the Fourth Proportional to 80,517.49, 111,112.00 and 44,706.58

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Solution

The fourth proportional to 80,517.49, 111,112.00 and 44,706.58 is: 61,693.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,517.49 : 111,112.00 = 44,706.58 : x
  2. Step 2: Convert to fraction form
    80,517.49/111,112.00 = 44,706.58/x
  3. Step 3: Cross multiply
    80,517.49x = 111,112.00 × 44,706.58
  4. Step 4: Simplify right side
    80,517.49x = 4,967,437,127.41
  5. Step 5: Solve for x
    x = 4,967,437,127.41/80,517.49
  6. Step 6: Final answer
    x = 61,693.89

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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.