Home / 44,009.68-66,018.36-20,623.60

Finding the Fourth Proportional to 44,009.68, 66,018.36 and 20,623.60

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Solution

The fourth proportional to 44,009.68, 66,018.36 and 20,623.60 is: 30,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,009.68 : 66,018.36 = 20,623.60 : x
  2. Step 2: Convert to fraction form
    44,009.68/66,018.36 = 20,623.60/x
  3. Step 3: Cross multiply
    44,009.68x = 66,018.36 × 20,623.60
  4. Step 4: Simplify right side
    44,009.68x = 1,361,536,249.30
  5. Step 5: Solve for x
    x = 1,361,536,249.30/44,009.68
  6. Step 6: Final answer
    x = 30,937.20

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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.