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Finding the Fourth Proportional to 114,138.86, 171,164.19 and 39,244.82

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Solution

The fourth proportional to 114,138.86, 171,164.19 and 39,244.82 is: 58,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,138.86 : 171,164.19 = 39,244.82 : x
  2. Step 2: Convert to fraction form
    114,138.86/171,164.19 = 39,244.82/x
  3. Step 3: Cross multiply
    114,138.86x = 171,164.19 × 39,244.82
  4. Step 4: Simplify right side
    114,138.86x = 6,717,307,827.00
  5. Step 5: Solve for x
    x = 6,717,307,827.00/114,138.86
  6. Step 6: Final answer
    x = 58,852.07

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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.