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Finding the Fourth Proportional to 25,672.36, 35,430.24 and 15,598.48

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Solution

The fourth proportional to 25,672.36, 35,430.24 and 15,598.48 is: 21,527.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,672.36 : 35,430.24 = 15,598.48 : x
  2. Step 2: Convert to fraction form
    25,672.36/35,430.24 = 15,598.48/x
  3. Step 3: Cross multiply
    25,672.36x = 35,430.24 × 15,598.48
  4. Step 4: Simplify right side
    25,672.36x = 552,657,890.04
  5. Step 5: Solve for x
    x = 552,657,890.04/25,672.36
  6. Step 6: Final answer
    x = 21,527.35

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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.