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Finding the Fourth Proportional to 101,098.40, 151,667.03 and 38,764.04

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Solution

The fourth proportional to 101,098.40, 151,667.03 and 38,764.04 is: 58,153.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,098.40 : 151,667.03 = 38,764.04 : x
  2. Step 2: Convert to fraction form
    101,098.40/151,667.03 = 38,764.04/x
  3. Step 3: Cross multiply
    101,098.40x = 151,667.03 × 38,764.04
  4. Step 4: Simplify right side
    101,098.40x = 5,879,225,865.45
  5. Step 5: Solve for x
    x = 5,879,225,865.45/101,098.40
  6. Step 6: Final answer
    x = 58,153.50

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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.