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Finding the Fourth Proportional to 170,173, 254,813.58 and 119,981.44

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Solution

The fourth proportional to 170,173, 254,813.58 and 119,981.44 is: 179,657.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,173 : 254,813.58 = 119,981.44 : x
  2. Step 2: Convert to fraction form
    170,173/254,813.58 = 119,981.44/x
  3. Step 3: Cross multiply
    170,173x = 254,813.58 × 119,981.44
  4. Step 4: Simplify right side
    170,173x = 30,572,900,259.96
  5. Step 5: Solve for x
    x = 30,572,900,259.96/170,173
  6. Step 6: Final answer
    x = 179,657.76

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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.