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Finding the Fourth Proportional to 178,156.67, 245,856.24 and 97,585.54

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Solution

The fourth proportional to 178,156.67, 245,856.24 and 97,585.54 is: 134,668.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,156.67 : 245,856.24 = 97,585.54 : x
  2. Step 2: Convert to fraction form
    178,156.67/245,856.24 = 97,585.54/x
  3. Step 3: Cross multiply
    178,156.67x = 245,856.24 × 97,585.54
  4. Step 4: Simplify right side
    178,156.67x = 23,992,013,328.13
  5. Step 5: Solve for x
    x = 23,992,013,328.13/178,156.67
  6. Step 6: Final answer
    x = 134,668.06

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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.