Home / 65,047.20-97,589.16-18,300.48

Finding the Fourth Proportional to 65,047.20, 97,589.16 and 18,300.48

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Solution

The fourth proportional to 65,047.20, 97,589.16 and 18,300.48 is: 27,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,047.20 : 97,589.16 = 18,300.48 : x
  2. Step 2: Convert to fraction form
    65,047.20/97,589.16 = 18,300.48/x
  3. Step 3: Cross multiply
    65,047.20x = 97,589.16 × 18,300.48
  4. Step 4: Simplify right side
    65,047.20x = 1,785,928,470.80
  5. Step 5: Solve for x
    x = 1,785,928,470.80/65,047.20
  6. Step 6: Final answer
    x = 27,455.89

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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.