Home / 53,580.20-80,369.90-16,140.12

Finding the Fourth Proportional to 53,580.20, 80,369.90 and 16,140.12

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Solution

The fourth proportional to 53,580.20, 80,369.90 and 16,140.12 is: 24,210.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,580.20 : 80,369.90 = 16,140.12 : x
  2. Step 2: Convert to fraction form
    53,580.20/80,369.90 = 16,140.12/x
  3. Step 3: Cross multiply
    53,580.20x = 80,369.90 × 16,140.12
  4. Step 4: Simplify right side
    53,580.20x = 1,297,179,830.39
  5. Step 5: Solve for x
    x = 1,297,179,830.39/53,580.20
  6. Step 6: Final answer
    x = 24,210.06

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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.