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Finding the Fourth Proportional to 178,901.10, 246,888.06 and 98,330.67

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Solution

The fourth proportional to 178,901.10, 246,888.06 and 98,330.67 is: 135,698.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,901.10 : 246,888.06 = 98,330.67 : x
  2. Step 2: Convert to fraction form
    178,901.10/246,888.06 = 98,330.67/x
  3. Step 3: Cross multiply
    178,901.10x = 246,888.06 × 98,330.67
  4. Step 4: Simplify right side
    178,901.10x = 24,276,668,354.80
  5. Step 5: Solve for x
    x = 24,276,668,354.80/178,901.10
  6. Step 6: Final answer
    x = 135,698.82

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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.