Home / 54,355.16-81,527.28-14,916.24

Finding the Fourth Proportional to 54,355.16, 81,527.28 and 14,916.24

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Solution

The fourth proportional to 54,355.16, 81,527.28 and 14,916.24 is: 22,372.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,355.16 : 81,527.28 = 14,916.24 : x
  2. Step 2: Convert to fraction form
    54,355.16/81,527.28 = 14,916.24/x
  3. Step 3: Cross multiply
    54,355.16x = 81,527.28 × 14,916.24
  4. Step 4: Simplify right side
    54,355.16x = 1,216,080,475.03
  5. Step 5: Solve for x
    x = 1,216,080,475.03/54,355.16
  6. Step 6: Final answer
    x = 22,372.86

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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.