Home / 74,575.94-102,891.63-42,305.24

Finding the Fourth Proportional to 74,575.94, 102,891.63 and 42,305.24

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Solution

The fourth proportional to 74,575.94, 102,891.63 and 42,305.24 is: 58,368.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,575.94 : 102,891.63 = 42,305.24 : x
  2. Step 2: Convert to fraction form
    74,575.94/102,891.63 = 42,305.24/x
  3. Step 3: Cross multiply
    74,575.94x = 102,891.63 × 42,305.24
  4. Step 4: Simplify right side
    74,575.94x = 4,352,855,101.14
  5. Step 5: Solve for x
    x = 4,352,855,101.14/74,575.94
  6. Step 6: Final answer
    x = 58,368.09

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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.