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Finding the Fourth Proportional to 170,597.84, 235,348.89 and 98,936.33

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Solution

The fourth proportional to 170,597.84, 235,348.89 and 98,936.33 is: 136,487.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,597.84 : 235,348.89 = 98,936.33 : x
  2. Step 2: Convert to fraction form
    170,597.84/235,348.89 = 98,936.33/x
  3. Step 3: Cross multiply
    170,597.84x = 235,348.89 × 98,936.33
  4. Step 4: Simplify right side
    170,597.84x = 23,284,553,898.42
  5. Step 5: Solve for x
    x = 23,284,553,898.42/170,597.84
  6. Step 6: Final answer
    x = 136,487.98

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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.