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Finding the Fourth Proportional to 118,244.51, 163,181.03 and 67,264.63

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Solution

The fourth proportional to 118,244.51, 163,181.03 and 67,264.63 is: 92,827.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,244.51 : 163,181.03 = 67,264.63 : x
  2. Step 2: Convert to fraction form
    118,244.51/163,181.03 = 67,264.63/x
  3. Step 3: Cross multiply
    118,244.51x = 163,181.03 × 67,264.63
  4. Step 4: Simplify right side
    118,244.51x = 10,976,310,861.69
  5. Step 5: Solve for x
    x = 10,976,310,861.69/118,244.51
  6. Step 6: Final answer
    x = 92,827.24

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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.