Home / 58,418.32-80,673.96-49,985.68

Finding the Fourth Proportional to 58,418.32, 80,673.96 and 49,985.68

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Solution

The fourth proportional to 58,418.32, 80,673.96 and 49,985.68 is: 69,028.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,418.32 : 80,673.96 = 49,985.68 : x
  2. Step 2: Convert to fraction form
    58,418.32/80,673.96 = 49,985.68/x
  3. Step 3: Cross multiply
    58,418.32x = 80,673.96 × 49,985.68
  4. Step 4: Simplify right side
    58,418.32x = 4,032,542,748.89
  5. Step 5: Solve for x
    x = 4,032,542,748.89/58,418.32
  6. Step 6: Final answer
    x = 69,028.74

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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.