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Finding the Fourth Proportional to 114,572.92, 171,818.37 and 39,672.96

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Solution

The fourth proportional to 114,572.92, 171,818.37 and 39,672.96 is: 59,495.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,572.92 : 171,818.37 = 39,672.96 : x
  2. Step 2: Convert to fraction form
    114,572.92/171,818.37 = 39,672.96/x
  3. Step 3: Cross multiply
    114,572.92x = 171,818.37 × 39,672.96
  4. Step 4: Simplify right side
    114,572.92x = 6,816,543,320.28
  5. Step 5: Solve for x
    x = 6,816,543,320.28/114,572.92
  6. Step 6: Final answer
    x = 59,495.24

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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.