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Finding the Fourth Proportional to 173,369.84, 260,086.92 and 55,009.20

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Solution

The fourth proportional to 173,369.84, 260,086.92 and 55,009.20 is: 82,524.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,369.84 : 260,086.92 = 55,009.20 : x
  2. Step 2: Convert to fraction form
    173,369.84/260,086.92 = 55,009.20/x
  3. Step 3: Cross multiply
    173,369.84x = 260,086.92 × 55,009.20
  4. Step 4: Simplify right side
    173,369.84x = 14,307,173,399.66
  5. Step 5: Solve for x
    x = 14,307,173,399.66/173,369.84
  6. Step 6: Final answer
    x = 82,524.00

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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.