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Finding the Fourth Proportional to 180,406.51, 248,965.04 and 116,854.92

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Solution

The fourth proportional to 180,406.51, 248,965.04 and 116,854.92 is: 161,262.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,406.51 : 248,965.04 = 116,854.92 : x
  2. Step 2: Convert to fraction form
    180,406.51/248,965.04 = 116,854.92/x
  3. Step 3: Cross multiply
    180,406.51x = 248,965.04 × 116,854.92
  4. Step 4: Simplify right side
    180,406.51x = 29,092,790,124.13
  5. Step 5: Solve for x
    x = 29,092,790,124.13/180,406.51
  6. Step 6: Final answer
    x = 161,262.42

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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.