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Finding the Fourth Proportional to 162,853.37, 224,737.67 and 90,260.94

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Solution

The fourth proportional to 162,853.37, 224,737.67 and 90,260.94 is: 124,560.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,853.37 : 224,737.67 = 90,260.94 : x
  2. Step 2: Convert to fraction form
    162,853.37/224,737.67 = 90,260.94/x
  3. Step 3: Cross multiply
    162,853.37x = 224,737.67 × 90,260.94
  4. Step 4: Simplify right side
    162,853.37x = 20,285,032,896.31
  5. Step 5: Solve for x
    x = 20,285,032,896.31/162,853.37
  6. Step 6: Final answer
    x = 124,560.11

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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.