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Finding the Fourth Proportional to 13,798.50, 19,042.02 and 7,510.92

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Solution

The fourth proportional to 13,798.50, 19,042.02 and 7,510.92 is: 10,365.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798.50 : 19,042.02 = 7,510.92 : x
  2. Step 2: Convert to fraction form
    13,798.50/19,042.02 = 7,510.92/x
  3. Step 3: Cross multiply
    13,798.50x = 19,042.02 × 7,510.92
  4. Step 4: Simplify right side
    13,798.50x = 143,023,088.86
  5. Step 5: Solve for x
    x = 143,023,088.86/13,798.50
  6. Step 6: Final answer
    x = 10,365.12

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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.