Home / 40,176.81-55,327.08-37,609.57

Finding the Fourth Proportional to 40,176.81, 55,327.08 and 37,609.57

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Solution

The fourth proportional to 40,176.81, 55,327.08 and 37,609.57 is: 51,791.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,176.81 : 55,327.08 = 37,609.57 : x
  2. Step 2: Convert to fraction form
    40,176.81/55,327.08 = 37,609.57/x
  3. Step 3: Cross multiply
    40,176.81x = 55,327.08 × 37,609.57
  4. Step 4: Simplify right side
    40,176.81x = 2,080,827,626.80
  5. Step 5: Solve for x
    x = 2,080,827,626.80/40,176.81
  6. Step 6: Final answer
    x = 51,791.75

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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.