Home / 64,960.24-89,644.45-36,667.12

Finding the Fourth Proportional to 64,960.24, 89,644.45 and 36,667.12

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Solution

The fourth proportional to 64,960.24, 89,644.45 and 36,667.12 is: 50,600.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,960.24 : 89,644.45 = 36,667.12 : x
  2. Step 2: Convert to fraction form
    64,960.24/89,644.45 = 36,667.12/x
  3. Step 3: Cross multiply
    64,960.24x = 89,644.45 × 36,667.12
  4. Step 4: Simplify right side
    64,960.24x = 3,287,003,173.93
  5. Step 5: Solve for x
    x = 3,287,003,173.93/64,960.24
  6. Step 6: Final answer
    x = 50,600.24

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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.