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Finding the Fourth Proportional to 172,523.34, 238,084.11 and 95,007.69

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Solution

The fourth proportional to 172,523.34, 238,084.11 and 95,007.69 is: 131,111.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,523.34 : 238,084.11 = 95,007.69 : x
  2. Step 2: Convert to fraction form
    172,523.34/238,084.11 = 95,007.69/x
  3. Step 3: Cross multiply
    172,523.34x = 238,084.11 × 95,007.69
  4. Step 4: Simplify right side
    172,523.34x = 22,619,821,316.81
  5. Step 5: Solve for x
    x = 22,619,821,316.81/172,523.34
  6. Step 6: Final answer
    x = 131,111.66

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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.