Home / 54,515.58-81,714.60-26,376.18

Finding the Fourth Proportional to 54,515.58, 81,714.60 and 26,376.18

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Solution

The fourth proportional to 54,515.58, 81,714.60 and 26,376.18 is: 39,535.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,515.58 : 81,714.60 = 26,376.18 : x
  2. Step 2: Convert to fraction form
    54,515.58/81,714.60 = 26,376.18/x
  3. Step 3: Cross multiply
    54,515.58x = 81,714.60 × 26,376.18
  4. Step 4: Simplify right side
    54,515.58x = 2,155,318,998.23
  5. Step 5: Solve for x
    x = 2,155,318,998.23/54,515.58
  6. Step 6: Final answer
    x = 39,535.84

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1.5x scale

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.