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Finding the Fourth Proportional to 180,004.68, 270,036.18 and 55,345.68

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Solution

The fourth proportional to 180,004.68, 270,036.18 and 55,345.68 is: 83,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,004.68 : 270,036.18 = 55,345.68 : x
  2. Step 2: Convert to fraction form
    180,004.68/270,036.18 = 55,345.68/x
  3. Step 3: Cross multiply
    180,004.68x = 270,036.18 × 55,345.68
  4. Step 4: Simplify right side
    180,004.68x = 14,945,336,006.70
  5. Step 5: Solve for x
    x = 14,945,336,006.70/180,004.68
  6. Step 6: Final answer
    x = 83,027.49

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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.