Home / 53,804.05-74,240.85-29,930.11

Finding the Fourth Proportional to 53,804.05, 74,240.85 and 29,930.11

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Solution

The fourth proportional to 53,804.05, 74,240.85 and 29,930.11 is: 41,298.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,804.05 : 74,240.85 = 29,930.11 : x
  2. Step 2: Convert to fraction form
    53,804.05/74,240.85 = 29,930.11/x
  3. Step 3: Cross multiply
    53,804.05x = 74,240.85 × 29,930.11
  4. Step 4: Simplify right side
    53,804.05x = 2,222,036,733.63
  5. Step 5: Solve for x
    x = 2,222,036,733.63/53,804.05
  6. Step 6: Final answer
    x = 41,298.69

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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.