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Finding the Fourth Proportional to 158,162.76, 218,368.44 and 94,520.52

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Solution

The fourth proportional to 158,162.76, 218,368.44 and 94,520.52 is: 130,500.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,162.76 : 218,368.44 = 94,520.52 : x
  2. Step 2: Convert to fraction form
    158,162.76/218,368.44 = 94,520.52/x
  3. Step 3: Cross multiply
    158,162.76x = 218,368.44 × 94,520.52
  4. Step 4: Simplify right side
    158,162.76x = 20,640,298,500.39
  5. Step 5: Solve for x
    x = 20,640,298,500.39/158,162.76
  6. Step 6: Final answer
    x = 130,500.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.