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Finding the Fourth Proportional to 101,710.28, 152,366.81 and 48,326.29

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Solution

The fourth proportional to 101,710.28, 152,366.81 and 48,326.29 is: 72,395.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,710.28 : 152,366.81 = 48,326.29 : x
  2. Step 2: Convert to fraction form
    101,710.28/152,366.81 = 48,326.29/x
  3. Step 3: Cross multiply
    101,710.28x = 152,366.81 × 48,326.29
  4. Step 4: Simplify right side
    101,710.28x = 7,363,322,023.89
  5. Step 5: Solve for x
    x = 7,363,322,023.89/101,710.28
  6. Step 6: Final answer
    x = 72,395.06

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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.