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Finding the Fourth Proportional to 164,141.62, 246,238.78 and 69,372.74

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Solution

The fourth proportional to 164,141.62, 246,238.78 and 69,372.74 is: 104,070.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,141.62 : 246,238.78 = 69,372.74 : x
  2. Step 2: Convert to fraction form
    164,141.62/246,238.78 = 69,372.74/x
  3. Step 3: Cross multiply
    164,141.62x = 246,238.78 × 69,372.74
  4. Step 4: Simplify right side
    164,141.62x = 17,082,258,862.86
  5. Step 5: Solve for x
    x = 17,082,258,862.86/164,141.62
  6. Step 6: Final answer
    x = 104,070.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.