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Finding the Fourth Proportional to 48,349.88, 66,747.89 and 37,570.67

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Solution

The fourth proportional to 48,349.88, 66,747.89 and 37,570.67 is: 51,866.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,349.88 : 66,747.89 = 37,570.67 : x
  2. Step 2: Convert to fraction form
    48,349.88/66,747.89 = 37,570.67/x
  3. Step 3: Cross multiply
    48,349.88x = 66,747.89 × 37,570.67
  4. Step 4: Simplify right side
    48,349.88x = 2,507,762,760.53
  5. Step 5: Solve for x
    x = 2,507,762,760.53/48,349.88
  6. Step 6: Final answer
    x = 51,866.99

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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.