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Finding the Fourth Proportional to 176,341.70, 264,405.96 and 71,037.68

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Solution

The fourth proportional to 176,341.70, 264,405.96 and 71,037.68 is: 106,513.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,341.70 : 264,405.96 = 71,037.68 : x
  2. Step 2: Convert to fraction form
    176,341.70/264,405.96 = 71,037.68/x
  3. Step 3: Cross multiply
    176,341.70x = 264,405.96 × 71,037.68
  4. Step 4: Simplify right side
    176,341.70x = 18,782,785,976.57
  5. Step 5: Solve for x
    x = 18,782,785,976.57/176,341.70
  6. Step 6: Final answer
    x = 106,513.58

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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.