Home / 63,815.04-95,721.66-28,729.80

Finding the Fourth Proportional to 63,815.04, 95,721.66 and 28,729.80

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Solution

The fourth proportional to 63,815.04, 95,721.66 and 28,729.80 is: 43,094.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,815.04 : 95,721.66 = 28,729.80 : x
  2. Step 2: Convert to fraction form
    63,815.04/95,721.66 = 28,729.80/x
  3. Step 3: Cross multiply
    63,815.04x = 95,721.66 × 28,729.80
  4. Step 4: Simplify right side
    63,815.04x = 2,750,064,147.47
  5. Step 5: Solve for x
    x = 2,750,064,147.47/63,815.04
  6. Step 6: Final answer
    x = 43,094.29

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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.