Home / 65,855.23-98,805.02-20,883.93

Finding the Fourth Proportional to 65,855.23, 98,805.02 and 20,883.93

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Solution

The fourth proportional to 65,855.23, 98,805.02 and 20,883.93 is: 31,332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,855.23 : 98,805.02 = 20,883.93 : x
  2. Step 2: Convert to fraction form
    65,855.23/98,805.02 = 20,883.93/x
  3. Step 3: Cross multiply
    65,855.23x = 98,805.02 × 20,883.93
  4. Step 4: Simplify right side
    65,855.23x = 2,063,437,121.33
  5. Step 5: Solve for x
    x = 2,063,437,121.33/65,855.23
  6. Step 6: Final answer
    x = 31,332.93

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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.