Home / 54,776.40-82,167.30-28,532.40

Finding the Fourth Proportional to 54,776.40, 82,167.30 and 28,532.40

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Solution

The fourth proportional to 54,776.40, 82,167.30 and 28,532.40 is: 42,800.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,776.40 : 82,167.30 = 28,532.40 : x
  2. Step 2: Convert to fraction form
    54,776.40/82,167.30 = 28,532.40/x
  3. Step 3: Cross multiply
    54,776.40x = 82,167.30 × 28,532.40
  4. Step 4: Simplify right side
    54,776.40x = 2,344,430,270.52
  5. Step 5: Solve for x
    x = 2,344,430,270.52/54,776.40
  6. Step 6: Final answer
    x = 42,800.01

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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.