Home / 55,930.40-83,895.60-33,768.80

Finding the Fourth Proportional to 55,930.40, 83,895.60 and 33,768.80

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Solution

The fourth proportional to 55,930.40, 83,895.60 and 33,768.80 is: 50,653.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,930.40 : 83,895.60 = 33,768.80 : x
  2. Step 2: Convert to fraction form
    55,930.40/83,895.60 = 33,768.80/x
  3. Step 3: Cross multiply
    55,930.40x = 83,895.60 × 33,768.80
  4. Step 4: Simplify right side
    55,930.40x = 2,833,053,737.28
  5. Step 5: Solve for x
    x = 2,833,053,737.28/55,930.40
  6. Step 6: Final answer
    x = 50,653.20

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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.