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Finding the Fourth Proportional to 180,019.02, 270,027.54 and 73,402.56

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Solution

The fourth proportional to 180,019.02, 270,027.54 and 73,402.56 is: 110,103.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,019.02 : 270,027.54 = 73,402.56 : x
  2. Step 2: Convert to fraction form
    180,019.02/270,027.54 = 73,402.56/x
  3. Step 3: Cross multiply
    180,019.02x = 270,027.54 × 73,402.56
  4. Step 4: Simplify right side
    180,019.02x = 19,820,712,706.50
  5. Step 5: Solve for x
    x = 19,820,712,706.50/180,019.02
  6. Step 6: Final answer
    x = 110,103.44

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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.