Home / 44,996.50-67,458.30-18,720.91

Finding the Fourth Proportional to 44,996.50, 67,458.30 and 18,720.91

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Solution

The fourth proportional to 44,996.50, 67,458.30 and 18,720.91 is: 28,066.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,996.50 : 67,458.30 = 18,720.91 : x
  2. Step 2: Convert to fraction form
    44,996.50/67,458.30 = 18,720.91/x
  3. Step 3: Cross multiply
    44,996.50x = 67,458.30 × 18,720.91
  4. Step 4: Simplify right side
    44,996.50x = 1,262,880,763.05
  5. Step 5: Solve for x
    x = 1,262,880,763.05/44,996.50
  6. Step 6: Final answer
    x = 28,066.20

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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.