Home / 53,715.44-74,123.88-29,841.68

Finding the Fourth Proportional to 53,715.44, 74,123.88 and 29,841.68

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Solution

The fourth proportional to 53,715.44, 74,123.88 and 29,841.68 is: 41,179.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,715.44 : 74,123.88 = 29,841.68 : x
  2. Step 2: Convert to fraction form
    53,715.44/74,123.88 = 29,841.68/x
  3. Step 3: Cross multiply
    53,715.44x = 74,123.88 × 29,841.68
  4. Step 4: Simplify right side
    53,715.44x = 2,211,981,107.32
  5. Step 5: Solve for x
    x = 2,211,981,107.32/53,715.44
  6. Step 6: Final answer
    x = 41,179.61

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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.