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Finding the Fourth Proportional to 98,186.68, 147,226.48 and 34,996.96

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Solution

The fourth proportional to 98,186.68, 147,226.48 and 34,996.96 is: 52,476.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,186.68 : 147,226.48 = 34,996.96 : x
  2. Step 2: Convert to fraction form
    98,186.68/147,226.48 = 34,996.96/x
  3. Step 3: Cross multiply
    98,186.68x = 147,226.48 × 34,996.96
  4. Step 4: Simplify right side
    98,186.68x = 5,152,479,231.50
  5. Step 5: Solve for x
    x = 5,152,479,231.50/98,186.68
  6. Step 6: Final answer
    x = 52,476.36

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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.