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Finding the Fourth Proportional to 178,859.34, 246,827.25 and 97,188.38

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Solution

The fourth proportional to 178,859.34, 246,827.25 and 97,188.38 is: 134,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,859.34 : 246,827.25 = 97,188.38 : x
  2. Step 2: Convert to fraction form
    178,859.34/246,827.25 = 97,188.38/x
  3. Step 3: Cross multiply
    178,859.34x = 246,827.25 × 97,188.38
  4. Step 4: Simplify right side
    178,859.34x = 23,988,740,567.36
  5. Step 5: Solve for x
    x = 23,988,740,567.36/178,859.34
  6. Step 6: Final answer
    x = 134,120.70

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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.