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Finding the Fourth Proportional to 101,376.32, 152,046.56 and 27,510.08

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Solution

The fourth proportional to 101,376.32, 152,046.56 and 27,510.08 is: 41,260.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,376.32 : 152,046.56 = 27,510.08 : x
  2. Step 2: Convert to fraction form
    101,376.32/152,046.56 = 27,510.08/x
  3. Step 3: Cross multiply
    101,376.32x = 152,046.56 × 27,510.08
  4. Step 4: Simplify right side
    101,376.32x = 4,182,813,029.32
  5. Step 5: Solve for x
    x = 4,182,813,029.32/101,376.32
  6. Step 6: Final answer
    x = 41,260.26

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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.