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Finding the Fourth Proportional to 171,316.92, 256,992.60 and 58,982.28

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Solution

The fourth proportional to 171,316.92, 256,992.60 and 58,982.28 is: 88,479.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,316.92 : 256,992.60 = 58,982.28 : x
  2. Step 2: Convert to fraction form
    171,316.92/256,992.60 = 58,982.28/x
  3. Step 3: Cross multiply
    171,316.92x = 256,992.60 × 58,982.28
  4. Step 4: Simplify right side
    171,316.92x = 15,158,009,491.13
  5. Step 5: Solve for x
    x = 15,158,009,491.13/171,316.92
  6. Step 6: Final answer
    x = 88,479.35

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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.