Home / 54,430.61-81,669.07-26,371.58

Finding the Fourth Proportional to 54,430.61, 81,669.07 and 26,371.58

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Solution

The fourth proportional to 54,430.61, 81,669.07 and 26,371.58 is: 39,568.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,430.61 : 81,669.07 = 26,371.58 : x
  2. Step 2: Convert to fraction form
    54,430.61/81,669.07 = 26,371.58/x
  3. Step 3: Cross multiply
    54,430.61x = 81,669.07 × 26,371.58
  4. Step 4: Simplify right side
    54,430.61x = 2,153,742,074.73
  5. Step 5: Solve for x
    x = 2,153,742,074.73/54,430.61
  6. Step 6: Final answer
    x = 39,568.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.