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Finding the Fourth Proportional to 103,025.93, 154,510.34 and 36,457.29

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Solution

The fourth proportional to 103,025.93, 154,510.34 and 36,457.29 is: 54,675.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,025.93 : 154,510.34 = 36,457.29 : x
  2. Step 2: Convert to fraction form
    103,025.93/154,510.34 = 36,457.29/x
  3. Step 3: Cross multiply
    103,025.93x = 154,510.34 × 36,457.29
  4. Step 4: Simplify right side
    103,025.93x = 5,633,028,091.09
  5. Step 5: Solve for x
    x = 5,633,028,091.09/103,025.93
  6. Step 6: Final answer
    x = 54,675.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.