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Finding the Fourth Proportional to 163,157.50, 244,736.25 and 57,980.62

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Solution

The fourth proportional to 163,157.50, 244,736.25 and 57,980.62 is: 86,970.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,157.50 : 244,736.25 = 57,980.62 : x
  2. Step 2: Convert to fraction form
    163,157.50/244,736.25 = 57,980.62/x
  3. Step 3: Cross multiply
    163,157.50x = 244,736.25 × 57,980.62
  4. Step 4: Simplify right side
    163,157.50x = 14,189,959,511.48
  5. Step 5: Solve for x
    x = 14,189,959,511.48/163,157.50
  6. Step 6: Final answer
    x = 86,970.93

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Similar ratio
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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.