Home / 65,519.45-98,220.98-25,529.16

Finding the Fourth Proportional to 65,519.45, 98,220.98 and 25,529.16

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Solution

The fourth proportional to 65,519.45, 98,220.98 and 25,529.16 is: 38,271.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,519.45 : 98,220.98 = 25,529.16 : x
  2. Step 2: Convert to fraction form
    65,519.45/98,220.98 = 25,529.16/x
  3. Step 3: Cross multiply
    65,519.45x = 98,220.98 × 25,529.16
  4. Step 4: Simplify right side
    65,519.45x = 2,507,498,986.13
  5. Step 5: Solve for x
    x = 2,507,498,986.13/65,519.45
  6. Step 6: Final answer
    x = 38,271.07

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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.