Home / 65,488.37-98,233.23-52,423.79

Finding the Fourth Proportional to 65,488.37, 98,233.23 and 52,423.79

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Solution

The fourth proportional to 65,488.37, 98,233.23 and 52,423.79 is: 78,636.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,488.37 : 98,233.23 = 52,423.79 : x
  2. Step 2: Convert to fraction form
    65,488.37/98,233.23 = 52,423.79/x
  3. Step 3: Cross multiply
    65,488.37x = 98,233.23 × 52,423.79
  4. Step 4: Simplify right side
    65,488.37x = 5,149,757,729.38
  5. Step 5: Solve for x
    x = 5,149,757,729.38/65,488.37
  6. Step 6: Final answer
    x = 78,636.22

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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.