Home / 41,123.09-61,648.59-19,765.12

Finding the Fourth Proportional to 41,123.09, 61,648.59 and 19,765.12

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Solution

The fourth proportional to 41,123.09, 61,648.59 and 19,765.12 is: 29,630.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,123.09 : 61,648.59 = 19,765.12 : x
  2. Step 2: Convert to fraction form
    41,123.09/61,648.59 = 19,765.12/x
  3. Step 3: Cross multiply
    41,123.09x = 61,648.59 × 19,765.12
  4. Step 4: Simplify right side
    41,123.09x = 1,218,491,779.18
  5. Step 5: Solve for x
    x = 1,218,491,779.18/41,123.09
  6. Step 6: Final answer
    x = 29,630.36

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1.5x scale

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.