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Finding the Fourth Proportional to 48,887.89, 67,430.44 and 44,867.67

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Solution

The fourth proportional to 48,887.89, 67,430.44 and 44,867.67 is: 61,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,887.89 : 67,430.44 = 44,867.67 : x
  2. Step 2: Convert to fraction form
    48,887.89/67,430.44 = 44,867.67/x
  3. Step 3: Cross multiply
    48,887.89x = 67,430.44 × 44,867.67
  4. Step 4: Simplify right side
    48,887.89x = 3,025,446,729.87
  5. Step 5: Solve for x
    x = 3,025,446,729.87/48,887.89
  6. Step 6: Final answer
    x = 61,885.40

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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.