Home / 40,925.08-61,383.45-12,845.35

Finding the Fourth Proportional to 40,925.08, 61,383.45 and 12,845.35

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Solution

The fourth proportional to 40,925.08, 61,383.45 and 12,845.35 is: 19,266.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,925.08 : 61,383.45 = 12,845.35 : x
  2. Step 2: Convert to fraction form
    40,925.08/61,383.45 = 12,845.35/x
  3. Step 3: Cross multiply
    40,925.08x = 61,383.45 × 12,845.35
  4. Step 4: Simplify right side
    40,925.08x = 788,491,592.54
  5. Step 5: Solve for x
    x = 788,491,592.54/40,925.08
  6. Step 6: Final answer
    x = 19,266.71

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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.