Home / 152,962.04-211,090.38-85,896.44

Finding the Fourth Proportional to 152,962.04, 211,090.38 and 85,896.44

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Solution

The fourth proportional to 152,962.04, 211,090.38 and 85,896.44 is: 118,538.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,962.04 : 211,090.38 = 85,896.44 : x
  2. Step 2: Convert to fraction form
    152,962.04/211,090.38 = 85,896.44/x
  3. Step 3: Cross multiply
    152,962.04x = 211,090.38 × 85,896.44
  4. Step 4: Simplify right side
    152,962.04x = 18,131,912,160.25
  5. Step 5: Solve for x
    x = 18,131,912,160.25/152,962.04
  6. Step 6: Final answer
    x = 118,538.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.