Home / 55,523.60-83,285.40-18,083.60

Finding the Fourth Proportional to 55,523.60, 83,285.40 and 18,083.60

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Solution

The fourth proportional to 55,523.60, 83,285.40 and 18,083.60 is: 27,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,523.60 : 83,285.40 = 18,083.60 : x
  2. Step 2: Convert to fraction form
    55,523.60/83,285.40 = 18,083.60/x
  3. Step 3: Cross multiply
    55,523.60x = 83,285.40 × 18,083.60
  4. Step 4: Simplify right side
    55,523.60x = 1,506,099,859.44
  5. Step 5: Solve for x
    x = 1,506,099,859.44/55,523.60
  6. Step 6: Final answer
    x = 27,125.40

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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.