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Finding the Fourth Proportional to 163,947.02, 224,772.22 and 160,958.12

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Solution

The fourth proportional to 163,947.02, 224,772.22 and 160,958.12 is: 220,674.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,947.02 : 224,772.22 = 160,958.12 : x
  2. Step 2: Convert to fraction form
    163,947.02/224,772.22 = 160,958.12/x
  3. Step 3: Cross multiply
    163,947.02x = 224,772.22 × 160,958.12
  4. Step 4: Simplify right side
    163,947.02x = 36,178,913,959.43
  5. Step 5: Solve for x
    x = 36,178,913,959.43/163,947.02
  6. Step 6: Final answer
    x = 220,674.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.