Home / 54,776.23-82,164.35-19,714.99

Finding the Fourth Proportional to 54,776.23, 82,164.35 and 19,714.99

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Solution

The fourth proportional to 54,776.23, 82,164.35 and 19,714.99 is: 29,572.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,776.23 : 82,164.35 = 19,714.99 : x
  2. Step 2: Convert to fraction form
    54,776.23/82,164.35 = 19,714.99/x
  3. Step 3: Cross multiply
    54,776.23x = 82,164.35 × 19,714.99
  4. Step 4: Simplify right side
    54,776.23x = 1,619,869,338.61
  5. Step 5: Solve for x
    x = 1,619,869,338.61/54,776.23
  6. Step 6: Final answer
    x = 29,572.49

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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.