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Finding the Fourth Proportional to 173,082.40, 259,606.32 and 48,424.48

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Solution

The fourth proportional to 173,082.40, 259,606.32 and 48,424.48 is: 72,631.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,082.40 : 259,606.32 = 48,424.48 : x
  2. Step 2: Convert to fraction form
    173,082.40/259,606.32 = 48,424.48/x
  3. Step 3: Cross multiply
    173,082.40x = 259,606.32 × 48,424.48
  4. Step 4: Simplify right side
    173,082.40x = 12,571,301,050.71
  5. Step 5: Solve for x
    x = 12,571,301,050.71/173,082.40
  6. Step 6: Final answer
    x = 72,631.89

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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.