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Finding the Fourth Proportional to 101,671.94, 152,527.10 and 38,510.98

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Solution

The fourth proportional to 101,671.94, 152,527.10 and 38,510.98 is: 57,773.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,671.94 : 152,527.10 = 38,510.98 : x
  2. Step 2: Convert to fraction form
    101,671.94/152,527.10 = 38,510.98/x
  3. Step 3: Cross multiply
    101,671.94x = 152,527.10 × 38,510.98
  4. Step 4: Simplify right side
    101,671.94x = 5,873,968,097.56
  5. Step 5: Solve for x
    x = 5,873,968,097.56/101,671.94
  6. Step 6: Final answer
    x = 57,773.74

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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.