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Finding the Fourth Proportional to 173,684.20, 260,540.70 and 55,352.20

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Solution

The fourth proportional to 173,684.20, 260,540.70 and 55,352.20 is: 83,032.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,684.20 : 260,540.70 = 55,352.20 : x
  2. Step 2: Convert to fraction form
    173,684.20/260,540.70 = 55,352.20/x
  3. Step 3: Cross multiply
    173,684.20x = 260,540.70 × 55,352.20
  4. Step 4: Simplify right side
    173,684.20x = 14,421,500,934.54
  5. Step 5: Solve for x
    x = 14,421,500,934.54/173,684.20
  6. Step 6: Final answer
    x = 83,032.89

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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.