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Finding the Fourth Proportional to 105,602.83, 158,200.10 and 58,713.55

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Solution

The fourth proportional to 105,602.83, 158,200.10 and 58,713.55 is: 87,956.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,602.83 : 158,200.10 = 58,713.55 : x
  2. Step 2: Convert to fraction form
    105,602.83/158,200.10 = 58,713.55/x
  3. Step 3: Cross multiply
    105,602.83x = 158,200.10 × 58,713.55
  4. Step 4: Simplify right side
    105,602.83x = 9,288,489,481.36
  5. Step 5: Solve for x
    x = 9,288,489,481.36/105,602.83
  6. Step 6: Final answer
    x = 87,956.82

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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.