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Finding the Fourth Proportional to 180,088.60, 270,169.08 and 53,730.76

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Solution

The fourth proportional to 180,088.60, 270,169.08 and 53,730.76 is: 80,606.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,088.60 : 270,169.08 = 53,730.76 : x
  2. Step 2: Convert to fraction form
    180,088.60/270,169.08 = 53,730.76/x
  3. Step 3: Cross multiply
    180,088.60x = 270,169.08 × 53,730.76
  4. Step 4: Simplify right side
    180,088.60x = 14,516,389,996.90
  5. Step 5: Solve for x
    x = 14,516,389,996.90/180,088.60
  6. Step 6: Final answer
    x = 80,606.93

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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.