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Finding the Fourth Proportional to 158,534.68, 218,766.94 and 94,000.63

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Solution

The fourth proportional to 158,534.68, 218,766.94 and 94,000.63 is: 129,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,534.68 : 218,766.94 = 94,000.63 : x
  2. Step 2: Convert to fraction form
    158,534.68/218,766.94 = 94,000.63/x
  3. Step 3: Cross multiply
    158,534.68x = 218,766.94 × 94,000.63
  4. Step 4: Simplify right side
    158,534.68x = 20,564,230,183.17
  5. Step 5: Solve for x
    x = 20,564,230,183.17/158,534.68
  6. Step 6: Final answer
    x = 129,714.40

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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.