Home / 40,829.49-61,238.66-11,243.07

Finding the Fourth Proportional to 40,829.49, 61,238.66 and 11,243.07

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Solution

The fourth proportional to 40,829.49, 61,238.66 and 11,243.07 is: 16,863.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,829.49 : 61,238.66 = 11,243.07 : x
  2. Step 2: Convert to fraction form
    40,829.49/61,238.66 = 11,243.07/x
  3. Step 3: Cross multiply
    40,829.49x = 61,238.66 × 11,243.07
  4. Step 4: Simplify right side
    40,829.49x = 688,510,484.87
  5. Step 5: Solve for x
    x = 688,510,484.87/40,829.49
  6. Step 6: Final answer
    x = 16,863.07

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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.