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Finding the Fourth Proportional to 173,853.87, 260,818.27 and 53,908.41

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Solution

The fourth proportional to 173,853.87, 260,818.27 and 53,908.41 is: 80,874.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,853.87 : 260,818.27 = 53,908.41 : x
  2. Step 2: Convert to fraction form
    173,853.87/260,818.27 = 53,908.41/x
  3. Step 3: Cross multiply
    173,853.87x = 260,818.27 × 53,908.41
  4. Step 4: Simplify right side
    173,853.87x = 14,060,298,302.04
  5. Step 5: Solve for x
    x = 14,060,298,302.04/173,853.87
  6. Step 6: Final answer
    x = 80,874.23

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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.