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Finding the Fourth Proportional to 37,597.50, 56,358.72 and 18,820.22

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Solution

The fourth proportional to 37,597.50, 56,358.72 and 18,820.22 is: 28,211.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,597.50 : 56,358.72 = 18,820.22 : x
  2. Step 2: Convert to fraction form
    37,597.50/56,358.72 = 18,820.22/x
  3. Step 3: Cross multiply
    37,597.50x = 56,358.72 × 18,820.22
  4. Step 4: Simplify right side
    37,597.50x = 1,060,683,227.52
  5. Step 5: Solve for x
    x = 1,060,683,227.52/37,597.50
  6. Step 6: Final answer
    x = 28,211.54

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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.