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Finding the Fourth Proportional to 172,228.32, 237,676.35 and 94,705.32

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Solution

The fourth proportional to 172,228.32, 237,676.35 and 94,705.32 is: 130,694.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,228.32 : 237,676.35 = 94,705.32 : x
  2. Step 2: Convert to fraction form
    172,228.32/237,676.35 = 94,705.32/x
  3. Step 3: Cross multiply
    172,228.32x = 237,676.35 × 94,705.32
  4. Step 4: Simplify right side
    172,228.32x = 22,509,214,783.18
  5. Step 5: Solve for x
    x = 22,509,214,783.18/172,228.32
  6. Step 6: Final answer
    x = 130,694.04

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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.