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Finding the Fourth Proportional to 37,391.67, 51,599.69 and 20,624.67

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Solution

The fourth proportional to 37,391.67, 51,599.69 and 20,624.67 is: 28,461.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,391.67 : 51,599.69 = 20,624.67 : x
  2. Step 2: Convert to fraction form
    37,391.67/51,599.69 = 20,624.67/x
  3. Step 3: Cross multiply
    37,391.67x = 51,599.69 × 20,624.67
  4. Step 4: Simplify right side
    37,391.67x = 1,064,226,475.23
  5. Step 5: Solve for x
    x = 1,064,226,475.23/37,391.67
  6. Step 6: Final answer
    x = 28,461.59

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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.