Home / 49,613.80-74,432.70-14,554.60

Finding the Fourth Proportional to 49,613.80, 74,432.70 and 14,554.60

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Solution

The fourth proportional to 49,613.80, 74,432.70 and 14,554.60 is: 21,835.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,613.80 : 74,432.70 = 14,554.60 : x
  2. Step 2: Convert to fraction form
    49,613.80/74,432.70 = 14,554.60/x
  3. Step 3: Cross multiply
    49,613.80x = 74,432.70 × 14,554.60
  4. Step 4: Simplify right side
    49,613.80x = 1,083,338,175.42
  5. Step 5: Solve for x
    x = 1,083,338,175.42/49,613.80
  6. Step 6: Final answer
    x = 21,835.42

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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.