Home / 66,360.01-99,540.03-19,609.24

Finding the Fourth Proportional to 66,360.01, 99,540.03 and 19,609.24

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Solution

The fourth proportional to 66,360.01, 99,540.03 and 19,609.24 is: 29,413.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,360.01 : 99,540.03 = 19,609.24 : x
  2. Step 2: Convert to fraction form
    66,360.01/99,540.03 = 19,609.24/x
  3. Step 3: Cross multiply
    66,360.01x = 99,540.03 × 19,609.24
  4. Step 4: Simplify right side
    66,360.01x = 1,951,904,337.88
  5. Step 5: Solve for x
    x = 1,951,904,337.88/66,360.01
  6. Step 6: Final answer
    x = 29,413.86

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1.5x scale

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.