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Finding the Fourth Proportional to 180,695.04, 270,911.04 and 75,543.84

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Solution

The fourth proportional to 180,695.04, 270,911.04 and 75,543.84 is: 113,260.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,695.04 : 270,911.04 = 75,543.84 : x
  2. Step 2: Convert to fraction form
    180,695.04/270,911.04 = 75,543.84/x
  3. Step 3: Cross multiply
    180,695.04x = 270,911.04 × 75,543.84
  4. Step 4: Simplify right side
    180,695.04x = 20,465,660,259.99
  5. Step 5: Solve for x
    x = 20,465,660,259.99/180,695.04
  6. Step 6: Final answer
    x = 113,260.77

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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.