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Finding the Fourth Proportional to 38,437.89, 57,658.89 and 36,334.27

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Solution

The fourth proportional to 38,437.89, 57,658.89 and 36,334.27 is: 54,503.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,437.89 : 57,658.89 = 36,334.27 : x
  2. Step 2: Convert to fraction form
    38,437.89/57,658.89 = 36,334.27/x
  3. Step 3: Cross multiply
    38,437.89x = 57,658.89 × 36,334.27
  4. Step 4: Simplify right side
    38,437.89x = 2,094,993,681.11
  5. Step 5: Solve for x
    x = 2,094,993,681.11/38,437.89
  6. Step 6: Final answer
    x = 54,503.34

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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.