Home / 54,008.00-80,988.37-28,702.01

Finding the Fourth Proportional to 54,008.00, 80,988.37 and 28,702.01

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Solution

The fourth proportional to 54,008.00, 80,988.37 and 28,702.01 is: 43,040.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,008.00 : 80,988.37 = 28,702.01 : x
  2. Step 2: Convert to fraction form
    54,008.00/80,988.37 = 28,702.01/x
  3. Step 3: Cross multiply
    54,008.00x = 80,988.37 × 28,702.01
  4. Step 4: Simplify right side
    54,008.00x = 2,324,528,528.93
  5. Step 5: Solve for x
    x = 2,324,528,528.93/54,008.00
  6. Step 6: Final answer
    x = 43,040.45

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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.