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Finding the Fourth Proportional to 38,674.76, 58,016.19 and 16,490.48

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Solution

The fourth proportional to 38,674.76, 58,016.19 and 16,490.48 is: 24,737.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,674.76 : 58,016.19 = 16,490.48 : x
  2. Step 2: Convert to fraction form
    38,674.76/58,016.19 = 16,490.48/x
  3. Step 3: Cross multiply
    38,674.76x = 58,016.19 × 16,490.48
  4. Step 4: Simplify right side
    38,674.76x = 956,714,820.87
  5. Step 5: Solve for x
    x = 956,714,820.87/38,674.76
  6. Step 6: Final answer
    x = 24,737.45

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