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Finding the Fourth Proportional to 58,543.68, 80,770.36 and 33,047.04

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Solution

The fourth proportional to 58,543.68, 80,770.36 and 33,047.04 is: 45,593.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,543.68 : 80,770.36 = 33,047.04 : x
  2. Step 2: Convert to fraction form
    58,543.68/80,770.36 = 33,047.04/x
  3. Step 3: Cross multiply
    58,543.68x = 80,770.36 × 33,047.04
  4. Step 4: Simplify right side
    58,543.68x = 2,669,221,317.73
  5. Step 5: Solve for x
    x = 2,669,221,317.73/58,543.68
  6. Step 6: Final answer
    x = 45,593.67

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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.