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Finding the Fourth Proportional to 134,499.20, 201,675.90 and 55,524.20

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Solution

The fourth proportional to 134,499.20, 201,675.90 and 55,524.20 is: 83,256.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,499.20 : 201,675.90 = 55,524.20 : x
  2. Step 2: Convert to fraction form
    134,499.20/201,675.90 = 55,524.20/x
  3. Step 3: Cross multiply
    134,499.20x = 201,675.90 × 55,524.20
  4. Step 4: Simplify right side
    134,499.20x = 11,197,893,006.78
  5. Step 5: Solve for x
    x = 11,197,893,006.78/134,499.20
  6. Step 6: Final answer
    x = 83,256.21

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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.