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Finding the Fourth Proportional to 163,014.50, 224,960.62 and 95,078.38

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Solution

The fourth proportional to 163,014.50, 224,960.62 and 95,078.38 is: 131,208.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,014.50 : 224,960.62 = 95,078.38 : x
  2. Step 2: Convert to fraction form
    163,014.50/224,960.62 = 95,078.38/x
  3. Step 3: Cross multiply
    163,014.50x = 224,960.62 × 95,078.38
  4. Step 4: Simplify right side
    163,014.50x = 21,388,891,313.40
  5. Step 5: Solve for x
    x = 21,388,891,313.40/163,014.50
  6. Step 6: Final answer
    x = 131,208.52

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1.5x scale

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.