Home / 83,313.40-124,872.90-33,368.80

Finding the Fourth Proportional to 83,313.40, 124,872.90 and 33,368.80

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Solution

The fourth proportional to 83,313.40, 124,872.90 and 33,368.80 is: 50,014.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,313.40 : 124,872.90 = 33,368.80 : x
  2. Step 2: Convert to fraction form
    83,313.40/124,872.90 = 33,368.80/x
  3. Step 3: Cross multiply
    83,313.40x = 124,872.90 × 33,368.80
  4. Step 4: Simplify right side
    83,313.40x = 4,166,858,825.52
  5. Step 5: Solve for x
    x = 4,166,858,825.52/83,313.40
  6. Step 6: Final answer
    x = 50,014.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.