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Finding the Fourth Proportional to 173,930.31, 260,520.53 and 117,459.92

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Solution

The fourth proportional to 173,930.31, 260,520.53 and 117,459.92 is: 175,936.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,930.31 : 260,520.53 = 117,459.92 : x
  2. Step 2: Convert to fraction form
    173,930.31/260,520.53 = 117,459.92/x
  3. Step 3: Cross multiply
    173,930.31x = 260,520.53 × 117,459.92
  4. Step 4: Simplify right side
    173,930.31x = 30,600,718,722.26
  5. Step 5: Solve for x
    x = 30,600,718,722.26/173,930.31
  6. Step 6: Final answer
    x = 175,936.67

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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.