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Finding the Fourth Proportional to 171,154.62, 256,759.74 and 52,798.50

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Solution

The fourth proportional to 171,154.62, 256,759.74 and 52,798.50 is: 79,206.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,154.62 : 256,759.74 = 52,798.50 : x
  2. Step 2: Convert to fraction form
    171,154.62/256,759.74 = 52,798.50/x
  3. Step 3: Cross multiply
    171,154.62x = 256,759.74 × 52,798.50
  4. Step 4: Simplify right side
    171,154.62x = 13,556,529,132.39
  5. Step 5: Solve for x
    x = 13,556,529,132.39/171,154.62
  6. Step 6: Final answer
    x = 79,206.33

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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.