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Finding the Fourth Proportional to 236,172.76, 354,259.52 and 71,856.62

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Solution

The fourth proportional to 236,172.76, 354,259.52 and 71,856.62 is: 107,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,172.76 : 354,259.52 = 71,856.62 : x
  2. Step 2: Convert to fraction form
    236,172.76/354,259.52 = 71,856.62/x
  3. Step 3: Cross multiply
    236,172.76x = 354,259.52 × 71,856.62
  4. Step 4: Simplify right side
    236,172.76x = 25,455,891,581.57
  5. Step 5: Solve for x
    x = 25,455,891,581.57/236,172.76
  6. Step 6: Final answer
    x = 107,785.04

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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.