Home / 54,301.30-81,441.01-14,862.40

Finding the Fourth Proportional to 54,301.30, 81,441.01 and 14,862.40

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Solution

The fourth proportional to 54,301.30, 81,441.01 and 14,862.40 is: 22,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,301.30 : 81,441.01 = 14,862.40 : x
  2. Step 2: Convert to fraction form
    54,301.30/81,441.01 = 14,862.40/x
  3. Step 3: Cross multiply
    54,301.30x = 81,441.01 × 14,862.40
  4. Step 4: Simplify right side
    54,301.30x = 1,210,408,385.51
  5. Step 5: Solve for x
    x = 1,210,408,385.51/54,301.30
  6. Step 6: Final answer
    x = 22,290.60

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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.