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Finding the Fourth Proportional to 101,360.64, 152,017.92 and 48,743.04

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Solution

The fourth proportional to 101,360.64, 152,017.92 and 48,743.04 is: 73,103.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,360.64 : 152,017.92 = 48,743.04 : x
  2. Step 2: Convert to fraction form
    101,360.64/152,017.92 = 48,743.04/x
  3. Step 3: Cross multiply
    101,360.64x = 152,017.92 × 48,743.04
  4. Step 4: Simplify right side
    101,360.64x = 7,409,815,555.28
  5. Step 5: Solve for x
    x = 7,409,815,555.28/101,360.64
  6. Step 6: Final answer
    x = 73,103.48

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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.