Home / 55,690.30-83,535.45-48,910.60

Finding the Fourth Proportional to 55,690.30, 83,535.45 and 48,910.60

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Solution

The fourth proportional to 55,690.30, 83,535.45 and 48,910.60 is: 73,365.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,690.30 : 83,535.45 = 48,910.60 : x
  2. Step 2: Convert to fraction form
    55,690.30/83,535.45 = 48,910.60/x
  3. Step 3: Cross multiply
    55,690.30x = 83,535.45 × 48,910.60
  4. Step 4: Simplify right side
    55,690.30x = 4,085,768,980.77
  5. Step 5: Solve for x
    x = 4,085,768,980.77/55,690.30
  6. Step 6: Final answer
    x = 73,365.90

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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.