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Finding the Fourth Proportional to 178,153.36, 245,855.58 and 101,670.92

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Solution

The fourth proportional to 178,153.36, 245,855.58 and 101,670.92 is: 140,308.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,153.36 : 245,855.58 = 101,670.92 : x
  2. Step 2: Convert to fraction form
    178,153.36/245,855.58 = 101,670.92/x
  3. Step 3: Cross multiply
    178,153.36x = 245,855.58 × 101,670.92
  4. Step 4: Simplify right side
    178,153.36x = 24,996,363,005.73
  5. Step 5: Solve for x
    x = 24,996,363,005.73/178,153.36
  6. Step 6: Final answer
    x = 140,308.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.