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Finding the Fourth Proportional to 210,014.11, 289,808.95 and 119,358.10

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Solution

The fourth proportional to 210,014.11, 289,808.95 and 119,358.10 is: 164,708.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,014.11 : 289,808.95 = 119,358.10 : x
  2. Step 2: Convert to fraction form
    210,014.11/289,808.95 = 119,358.10/x
  3. Step 3: Cross multiply
    210,014.11x = 289,808.95 × 119,358.10
  4. Step 4: Simplify right side
    210,014.11x = 34,591,045,635.00
  5. Step 5: Solve for x
    x = 34,591,045,635.00/210,014.11
  6. Step 6: Final answer
    x = 164,708.20

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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.