Home / 43,332.86-65,010.23-12,168.11

Finding the Fourth Proportional to 43,332.86, 65,010.23 and 12,168.11

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Solution

The fourth proportional to 43,332.86, 65,010.23 and 12,168.11 is: 18,255.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,332.86 : 65,010.23 = 12,168.11 : x
  2. Step 2: Convert to fraction form
    43,332.86/65,010.23 = 12,168.11/x
  3. Step 3: Cross multiply
    43,332.86x = 65,010.23 × 12,168.11
  4. Step 4: Simplify right side
    43,332.86x = 791,051,243.87
  5. Step 5: Solve for x
    x = 791,051,243.87/43,332.86
  6. Step 6: Final answer
    x = 18,255.23

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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.