Home / 40,086.96-60,130.16-16,389.52

Finding the Fourth Proportional to 40,086.96, 60,130.16 and 16,389.52

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Solution

The fourth proportional to 40,086.96, 60,130.16 and 16,389.52 is: 24,584.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,086.96 : 60,130.16 = 16,389.52 : x
  2. Step 2: Convert to fraction form
    40,086.96/60,130.16 = 16,389.52/x
  3. Step 3: Cross multiply
    40,086.96x = 60,130.16 × 16,389.52
  4. Step 4: Simplify right side
    40,086.96x = 985,504,459.92
  5. Step 5: Solve for x
    x = 985,504,459.92/40,086.96
  6. Step 6: Final answer
    x = 24,584.17

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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.