Home / 44,099.46-66,156.48-20,430.66

Finding the Fourth Proportional to 44,099.46, 66,156.48 and 20,430.66

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Solution

The fourth proportional to 44,099.46, 66,156.48 and 20,430.66 is: 30,649.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,099.46 : 66,156.48 = 20,430.66 : x
  2. Step 2: Convert to fraction form
    44,099.46/66,156.48 = 20,430.66/x
  3. Step 3: Cross multiply
    44,099.46x = 66,156.48 × 20,430.66
  4. Step 4: Simplify right side
    44,099.46x = 1,351,620,549.68
  5. Step 5: Solve for x
    x = 1,351,620,549.68/44,099.46
  6. Step 6: Final answer
    x = 30,649.37

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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.