Home / 65,084.13-89,814.24-36,402.03

Finding the Fourth Proportional to 65,084.13, 89,814.24 and 36,402.03

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Solution

The fourth proportional to 65,084.13, 89,814.24 and 36,402.03 is: 50,233.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,084.13 : 89,814.24 = 36,402.03 : x
  2. Step 2: Convert to fraction form
    65,084.13/89,814.24 = 36,402.03/x
  3. Step 3: Cross multiply
    65,084.13x = 89,814.24 × 36,402.03
  4. Step 4: Simplify right side
    65,084.13x = 3,269,420,658.91
  5. Step 5: Solve for x
    x = 3,269,420,658.91/65,084.13
  6. Step 6: Final answer
    x = 50,233.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.