Home / 35,140.09-52,727.46-16,421.42

Finding the Fourth Proportional to 35,140.09, 52,727.46 and 16,421.42

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Solution

The fourth proportional to 35,140.09, 52,727.46 and 16,421.42 is: 24,640.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,140.09 : 52,727.46 = 16,421.42 : x
  2. Step 2: Convert to fraction form
    35,140.09/52,727.46 = 16,421.42/x
  3. Step 3: Cross multiply
    35,140.09x = 52,727.46 × 16,421.42
  4. Step 4: Simplify right side
    35,140.09x = 865,859,766.19
  5. Step 5: Solve for x
    x = 865,859,766.19/35,140.09
  6. Step 6: Final answer
    x = 24,640.23

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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.