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Finding the Fourth Proportional to 60,014.40, 82,820.74 and 33,157.53

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Solution

The fourth proportional to 60,014.40, 82,820.74 and 33,157.53 is: 45,757.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,014.40 : 82,820.74 = 33,157.53 : x
  2. Step 2: Convert to fraction form
    60,014.40/82,820.74 = 33,157.53/x
  3. Step 3: Cross multiply
    60,014.40x = 82,820.74 × 33,157.53
  4. Step 4: Simplify right side
    60,014.40x = 2,746,131,088.28
  5. Step 5: Solve for x
    x = 2,746,131,088.28/60,014.40
  6. Step 6: Final answer
    x = 45,757.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.