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Finding the Fourth Proportional to 29,250.99, 40,366.45 and 15,822.35

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Solution

The fourth proportional to 29,250.99, 40,366.45 and 15,822.35 is: 21,834.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,250.99 : 40,366.45 = 15,822.35 : x
  2. Step 2: Convert to fraction form
    29,250.99/40,366.45 = 15,822.35/x
  3. Step 3: Cross multiply
    29,250.99x = 40,366.45 × 15,822.35
  4. Step 4: Simplify right side
    29,250.99x = 638,692,100.16
  5. Step 5: Solve for x
    x = 638,692,100.16/29,250.99
  6. Step 6: Final answer
    x = 21,834.89

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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.