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Finding the Fourth Proportional to 173,616.52, 260,353.50 and 55,256.08

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Solution

The fourth proportional to 173,616.52, 260,353.50 and 55,256.08 is: 82,861.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,616.52 : 260,353.50 = 55,256.08 : x
  2. Step 2: Convert to fraction form
    173,616.52/260,353.50 = 55,256.08/x
  3. Step 3: Cross multiply
    173,616.52x = 260,353.50 × 55,256.08
  4. Step 4: Simplify right side
    173,616.52x = 14,386,113,824.28
  5. Step 5: Solve for x
    x = 14,386,113,824.28/173,616.52
  6. Step 6: Final answer
    x = 82,861.43

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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.