Home / 55,920.60-83,735.10-36,091.80

Finding the Fourth Proportional to 55,920.60, 83,735.10 and 36,091.80

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Solution

The fourth proportional to 55,920.60, 83,735.10 and 36,091.80 is: 54,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,920.60 : 83,735.10 = 36,091.80 : x
  2. Step 2: Convert to fraction form
    55,920.60/83,735.10 = 36,091.80/x
  3. Step 3: Cross multiply
    55,920.60x = 83,735.10 × 36,091.80
  4. Step 4: Simplify right side
    55,920.60x = 3,022,150,482.18
  5. Step 5: Solve for x
    x = 3,022,150,482.18/55,920.60
  6. Step 6: Final answer
    x = 54,043.60

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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.