Home / 54,788.31-75,607.89-29,637.81

Finding the Fourth Proportional to 54,788.31, 75,607.89 and 29,637.81

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Solution

The fourth proportional to 54,788.31, 75,607.89 and 29,637.81 is: 40,900.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,788.31 : 75,607.89 = 29,637.81 : x
  2. Step 2: Convert to fraction form
    54,788.31/75,607.89 = 29,637.81/x
  3. Step 3: Cross multiply
    54,788.31x = 75,607.89 × 29,637.81
  4. Step 4: Simplify right side
    54,788.31x = 2,240,852,278.32
  5. Step 5: Solve for x
    x = 2,240,852,278.32/54,788.31
  6. Step 6: Final answer
    x = 40,900.19

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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.