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Finding the Fourth Proportional to 101,908.73, 152,829.27 and 48,570.88

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Solution

The fourth proportional to 101,908.73, 152,829.27 and 48,570.88 is: 72,840.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,908.73 : 152,829.27 = 48,570.88 : x
  2. Step 2: Convert to fraction form
    101,908.73/152,829.27 = 48,570.88/x
  3. Step 3: Cross multiply
    101,908.73x = 152,829.27 × 48,570.88
  4. Step 4: Simplify right side
    101,908.73x = 7,423,051,754.92
  5. Step 5: Solve for x
    x = 7,423,051,754.92/101,908.73
  6. Step 6: Final answer
    x = 72,840.19

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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.