Home / 44,159.52-66,174.87-20,474.31

Finding the Fourth Proportional to 44,159.52, 66,174.87 and 20,474.31

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Solution

The fourth proportional to 44,159.52, 66,174.87 and 20,474.31 is: 30,681.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,159.52 : 66,174.87 = 20,474.31 : x
  2. Step 2: Convert to fraction form
    44,159.52/66,174.87 = 20,474.31/x
  3. Step 3: Cross multiply
    44,159.52x = 66,174.87 × 20,474.31
  4. Step 4: Simplify right side
    44,159.52x = 1,354,884,802.59
  5. Step 5: Solve for x
    x = 1,354,884,802.59/44,159.52
  6. Step 6: Final answer
    x = 30,681.60

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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.