Home / 71,033.33-98,020.76-40,818.71

Finding the Fourth Proportional to 71,033.33, 98,020.76 and 40,818.71

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Solution

The fourth proportional to 71,033.33, 98,020.76 and 40,818.71 is: 56,326.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,033.33 : 98,020.76 = 40,818.71 : x
  2. Step 2: Convert to fraction form
    71,033.33/98,020.76 = 40,818.71/x
  3. Step 3: Cross multiply
    71,033.33x = 98,020.76 × 40,818.71
  4. Step 4: Simplify right side
    71,033.33x = 4,001,080,976.42
  5. Step 5: Solve for x
    x = 4,001,080,976.42/71,033.33
  6. Step 6: Final answer
    x = 56,326.81

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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.