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Finding the Fourth Proportional to 162,866.39, 224,662.46 and 94,876.20

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Solution

The fourth proportional to 162,866.39, 224,662.46 and 94,876.20 is: 130,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,866.39 : 224,662.46 = 94,876.20 : x
  2. Step 2: Convert to fraction form
    162,866.39/224,662.46 = 94,876.20/x
  3. Step 3: Cross multiply
    162,866.39x = 224,662.46 × 94,876.20
  4. Step 4: Simplify right side
    162,866.39x = 21,315,120,013.07
  5. Step 5: Solve for x
    x = 21,315,120,013.07/162,866.39
  6. Step 6: Final answer
    x = 130,874.89

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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.