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Finding the Fourth Proportional to 102,376.04, 153,608.68 and 35,863.88

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Solution

The fourth proportional to 102,376.04, 153,608.68 and 35,863.88 is: 53,811.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,376.04 : 153,608.68 = 35,863.88 : x
  2. Step 2: Convert to fraction form
    102,376.04/153,608.68 = 35,863.88/x
  3. Step 3: Cross multiply
    102,376.04x = 153,608.68 × 35,863.88
  4. Step 4: Simplify right side
    102,376.04x = 5,509,003,266.48
  5. Step 5: Solve for x
    x = 5,509,003,266.48/102,376.04
  6. Step 6: Final answer
    x = 53,811.45

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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.