Home / 54,714.24-82,075.38-19,654.20

Finding the Fourth Proportional to 54,714.24, 82,075.38 and 19,654.20

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Solution

The fourth proportional to 54,714.24, 82,075.38 and 19,654.20 is: 29,482.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,714.24 : 82,075.38 = 19,654.20 : x
  2. Step 2: Convert to fraction form
    54,714.24/82,075.38 = 19,654.20/x
  3. Step 3: Cross multiply
    54,714.24x = 82,075.38 × 19,654.20
  4. Step 4: Simplify right side
    54,714.24x = 1,613,125,933.60
  5. Step 5: Solve for x
    x = 1,613,125,933.60/54,714.24
  6. Step 6: Final answer
    x = 29,482.74

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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.