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Finding the Fourth Proportional to 172,005.62, 237,359.63 and 95,529.60

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Solution

The fourth proportional to 172,005.62, 237,359.63 and 95,529.60 is: 131,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,005.62 : 237,359.63 = 95,529.60 : x
  2. Step 2: Convert to fraction form
    172,005.62/237,359.63 = 95,529.60/x
  3. Step 3: Cross multiply
    172,005.62x = 237,359.63 × 95,529.60
  4. Step 4: Simplify right side
    172,005.62x = 22,674,870,032.40
  5. Step 5: Solve for x
    x = 22,674,870,032.40/172,005.62
  6. Step 6: Final answer
    x = 131,826.34

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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.