Home / 54,929.88-75,811.32-34,788.63

Finding the Fourth Proportional to 54,929.88, 75,811.32 and 34,788.63

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Solution

The fourth proportional to 54,929.88, 75,811.32 and 34,788.63 is: 48,013.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,929.88 : 75,811.32 = 34,788.63 : x
  2. Step 2: Convert to fraction form
    54,929.88/75,811.32 = 34,788.63/x
  3. Step 3: Cross multiply
    54,929.88x = 75,811.32 × 34,788.63
  4. Step 4: Simplify right side
    54,929.88x = 2,637,371,961.29
  5. Step 5: Solve for x
    x = 2,637,371,961.29/54,929.88
  6. Step 6: Final answer
    x = 48,013.43

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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.