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Finding the Fourth Proportional to 180,554.91, 270,877.34 and 54,197.49

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Solution

The fourth proportional to 180,554.91, 270,877.34 and 54,197.49 is: 81,309.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,554.91 : 270,877.34 = 54,197.49 : x
  2. Step 2: Convert to fraction form
    180,554.91/270,877.34 = 54,197.49/x
  3. Step 3: Cross multiply
    180,554.91x = 270,877.34 × 54,197.49
  4. Step 4: Simplify right side
    180,554.91x = 14,680,871,925.88
  5. Step 5: Solve for x
    x = 14,680,871,925.88/180,554.91
  6. Step 6: Final answer
    x = 81,309.74

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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.