Home / 30,043.80-45,000.90-16,176.60

Finding the Fourth Proportional to 30,043.80, 45,000.90 and 16,176.60

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Solution

The fourth proportional to 30,043.80, 45,000.90 and 16,176.60 is: 24,230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,043.80 : 45,000.90 = 16,176.60 : x
  2. Step 2: Convert to fraction form
    30,043.80/45,000.90 = 16,176.60/x
  3. Step 3: Cross multiply
    30,043.80x = 45,000.90 × 16,176.60
  4. Step 4: Simplify right side
    30,043.80x = 727,961,558.94
  5. Step 5: Solve for x
    x = 727,961,558.94/30,043.80
  6. Step 6: Final answer
    x = 24,230.01

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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.