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Finding the Fourth Proportional to 162,537, 224,311.01 and 90,921.84

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Solution

The fourth proportional to 162,537, 224,311.01 and 90,921.84 is: 125,477.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,537 : 224,311.01 = 90,921.84 : x
  2. Step 2: Convert to fraction form
    162,537/224,311.01 = 90,921.84/x
  3. Step 3: Cross multiply
    162,537x = 224,311.01 × 90,921.84
  4. Step 4: Simplify right side
    162,537x = 20,394,769,306.85
  5. Step 5: Solve for x
    x = 20,394,769,306.85/162,537
  6. Step 6: Final answer
    x = 125,477.70

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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.