Home / 101,603.06-152,348.91-31,462.90

Finding the Fourth Proportional to 101,603.06, 152,348.91 and 31,462.90

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Solution

The fourth proportional to 101,603.06, 152,348.91 and 31,462.90 is: 47,177.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,603.06 : 152,348.91 = 31,462.90 : x
  2. Step 2: Convert to fraction form
    101,603.06/152,348.91 = 31,462.90/x
  3. Step 3: Cross multiply
    101,603.06x = 152,348.91 × 31,462.90
  4. Step 4: Simplify right side
    101,603.06x = 4,793,338,520.44
  5. Step 5: Solve for x
    x = 4,793,338,520.44/101,603.06
  6. Step 6: Final answer
    x = 47,177.11

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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.