Home / 55,516.53-76,613.27-30,366.03

Finding the Fourth Proportional to 55,516.53, 76,613.27 and 30,366.03

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Solution

The fourth proportional to 55,516.53, 76,613.27 and 30,366.03 is: 41,905.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,516.53 : 76,613.27 = 30,366.03 : x
  2. Step 2: Convert to fraction form
    55,516.53/76,613.27 = 30,366.03/x
  3. Step 3: Cross multiply
    55,516.53x = 76,613.27 × 30,366.03
  4. Step 4: Simplify right side
    55,516.53x = 2,326,440,703.39
  5. Step 5: Solve for x
    x = 2,326,440,703.39/55,516.53
  6. Step 6: Final answer
    x = 41,905.37

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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.