Home / 65,110.80-97,673.49-20,726.85

Finding the Fourth Proportional to 65,110.80, 97,673.49 and 20,726.85

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Solution

The fourth proportional to 65,110.80, 97,673.49 and 20,726.85 is: 31,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,110.80 : 97,673.49 = 20,726.85 : x
  2. Step 2: Convert to fraction form
    65,110.80/97,673.49 = 20,726.85/x
  3. Step 3: Cross multiply
    65,110.80x = 97,673.49 × 20,726.85
  4. Step 4: Simplify right side
    65,110.80x = 2,024,463,776.21
  5. Step 5: Solve for x
    x = 2,024,463,776.21/65,110.80
  6. Step 6: Final answer
    x = 31,092.60

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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.