Home / 65,019.20-97,553.10-25,603.79

Finding the Fourth Proportional to 65,019.20, 97,553.10 and 25,603.79

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Solution

The fourth proportional to 65,019.20, 97,553.10 and 25,603.79 is: 38,415.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,019.20 : 97,553.10 = 25,603.79 : x
  2. Step 2: Convert to fraction form
    65,019.20/97,553.10 = 25,603.79/x
  3. Step 3: Cross multiply
    65,019.20x = 97,553.10 × 25,603.79
  4. Step 4: Simplify right side
    65,019.20x = 2,497,729,086.25
  5. Step 5: Solve for x
    x = 2,497,729,086.25/65,019.20
  6. Step 6: Final answer
    x = 38,415.25

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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.