Home / 54,817.65-82,176.80-19,732.50

Finding the Fourth Proportional to 54,817.65, 82,176.80 and 19,732.50

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Solution

The fourth proportional to 54,817.65, 82,176.80 and 19,732.50 is: 29,580.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,817.65 : 82,176.80 = 19,732.50 : x
  2. Step 2: Convert to fraction form
    54,817.65/82,176.80 = 19,732.50/x
  3. Step 3: Cross multiply
    54,817.65x = 82,176.80 × 19,732.50
  4. Step 4: Simplify right side
    54,817.65x = 1,621,553,607.34
  5. Step 5: Solve for x
    x = 1,621,553,607.34/54,817.65
  6. Step 6: Final answer
    x = 29,580.87

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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.