Home / 40,133.80-60,221.18-16,458.60

Finding the Fourth Proportional to 40,133.80, 60,221.18 and 16,458.60

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Solution

The fourth proportional to 40,133.80, 60,221.18 and 16,458.60 is: 24,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,133.80 : 60,221.18 = 16,458.60 : x
  2. Step 2: Convert to fraction form
    40,133.80/60,221.18 = 16,458.60/x
  3. Step 3: Cross multiply
    40,133.80x = 60,221.18 × 16,458.60
  4. Step 4: Simplify right side
    40,133.80x = 991,156,313.15
  5. Step 5: Solve for x
    x = 991,156,313.15/40,133.80
  6. Step 6: Final answer
    x = 24,696.30

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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.