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Finding the Fourth Proportional to 173,271.40, 259,882.80 and 54,954.70

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Solution

The fourth proportional to 173,271.40, 259,882.80 and 54,954.70 is: 82,424.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,271.40 : 259,882.80 = 54,954.70 : x
  2. Step 2: Convert to fraction form
    173,271.40/259,882.80 = 54,954.70/x
  3. Step 3: Cross multiply
    173,271.40x = 259,882.80 × 54,954.70
  4. Step 4: Simplify right side
    173,271.40x = 14,281,781,309.16
  5. Step 5: Solve for x
    x = 14,281,781,309.16/173,271.40
  6. Step 6: Final answer
    x = 82,424.34

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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.