Home / 83,013.41-114,559.79-45,287.66

Finding the Fourth Proportional to 83,013.41, 114,559.79 and 45,287.66

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Solution

The fourth proportional to 83,013.41, 114,559.79 and 45,287.66 is: 62,497.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,013.41 : 114,559.79 = 45,287.66 : x
  2. Step 2: Convert to fraction form
    83,013.41/114,559.79 = 45,287.66/x
  3. Step 3: Cross multiply
    83,013.41x = 114,559.79 × 45,287.66
  4. Step 4: Simplify right side
    83,013.41x = 5,188,144,879.15
  5. Step 5: Solve for x
    x = 5,188,144,879.15/83,013.41
  6. Step 6: Final answer
    x = 62,497.67

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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.