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Finding the Fourth Proportional to 173,604.34, 260,320.36 and 55,260.30

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Solution

The fourth proportional to 173,604.34, 260,320.36 and 55,260.30 is: 82,863.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,604.34 : 260,320.36 = 55,260.30 : x
  2. Step 2: Convert to fraction form
    173,604.34/260,320.36 = 55,260.30/x
  3. Step 3: Cross multiply
    173,604.34x = 260,320.36 × 55,260.30
  4. Step 4: Simplify right side
    173,604.34x = 14,385,381,189.71
  5. Step 5: Solve for x
    x = 14,385,381,189.71/173,604.34
  6. Step 6: Final answer
    x = 82,863.03

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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.