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Finding the Fourth Proportional to 153,603.16, 230,404.90 and 101,246.44

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Solution

The fourth proportional to 153,603.16, 230,404.90 and 101,246.44 is: 151,869.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,603.16 : 230,404.90 = 101,246.44 : x
  2. Step 2: Convert to fraction form
    153,603.16/230,404.90 = 101,246.44/x
  3. Step 3: Cross multiply
    153,603.16x = 230,404.90 × 101,246.44
  4. Step 4: Simplify right side
    153,603.16x = 23,327,675,883.56
  5. Step 5: Solve for x
    x = 23,327,675,883.56/153,603.16
  6. Step 6: Final answer
    x = 151,869.77

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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.