Home / 193,918.93-267,613.57-107,880.66

Finding the Fourth Proportional to 193,918.93, 267,613.57 and 107,880.66

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Solution

The fourth proportional to 193,918.93, 267,613.57 and 107,880.66 is: 148,878.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,918.93 : 267,613.57 = 107,880.66 : x
  2. Step 2: Convert to fraction form
    193,918.93/267,613.57 = 107,880.66/x
  3. Step 3: Cross multiply
    193,918.93x = 267,613.57 × 107,880.66
  4. Step 4: Simplify right side
    193,918.93x = 28,870,328,691.41
  5. Step 5: Solve for x
    x = 28,870,328,691.41/193,918.93
  6. Step 6: Final answer
    x = 148,878.34

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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.