Home / 172,594.20-238,179.50-97,142.70

Finding the Fourth Proportional to 172,594.20, 238,179.50 and 97,142.70

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Solution

The fourth proportional to 172,594.20, 238,179.50 and 97,142.70 is: 134,056.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,594.20 : 238,179.50 = 97,142.70 : x
  2. Step 2: Convert to fraction form
    172,594.20/238,179.50 = 97,142.70/x
  3. Step 3: Cross multiply
    172,594.20x = 238,179.50 × 97,142.70
  4. Step 4: Simplify right side
    172,594.20x = 23,137,399,714.65
  5. Step 5: Solve for x
    x = 23,137,399,714.65/172,594.20
  6. Step 6: Final answer
    x = 134,056.65

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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.