Home / 55,827.20-83,751.60-16,385.60

Finding the Fourth Proportional to 55,827.20, 83,751.60 and 16,385.60

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Solution

The fourth proportional to 55,827.20, 83,751.60 and 16,385.60 is: 24,581.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,827.20 : 83,751.60 = 16,385.60 : x
  2. Step 2: Convert to fraction form
    55,827.20/83,751.60 = 16,385.60/x
  3. Step 3: Cross multiply
    55,827.20x = 83,751.60 × 16,385.60
  4. Step 4: Simplify right side
    55,827.20x = 1,372,320,216.96
  5. Step 5: Solve for x
    x = 1,372,320,216.96/55,827.20
  6. Step 6: Final answer
    x = 24,581.57

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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.