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Finding the Fourth Proportional to 170,705.64, 235,597.50 and 95,259

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Solution

The fourth proportional to 170,705.64, 235,597.50 and 95,259 is: 131,470.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,705.64 : 235,597.50 = 95,259 : x
  2. Step 2: Convert to fraction form
    170,705.64/235,597.50 = 95,259/x
  3. Step 3: Cross multiply
    170,705.64x = 235,597.50 × 95,259
  4. Step 4: Simplify right side
    170,705.64x = 22,442,782,252.50
  5. Step 5: Solve for x
    x = 22,442,782,252.50/170,705.64
  6. Step 6: Final answer
    x = 131,470.65

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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.