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Finding the Fourth Proportional to 173,391.90, 260,087.84 and 48,732.90

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Solution

The fourth proportional to 173,391.90, 260,087.84 and 48,732.90 is: 73,099.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,391.90 : 260,087.84 = 48,732.90 : x
  2. Step 2: Convert to fraction form
    173,391.90/260,087.84 = 48,732.90/x
  3. Step 3: Cross multiply
    173,391.90x = 260,087.84 × 48,732.90
  4. Step 4: Simplify right side
    173,391.90x = 12,674,834,454.27
  5. Step 5: Solve for x
    x = 12,674,834,454.27/173,391.90
  6. Step 6: Final answer
    x = 73,099.35

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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.