Home / 97,579.33-134,662.08-55,136.95

Finding the Fourth Proportional to 97,579.33, 134,662.08 and 55,136.95

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Solution

The fourth proportional to 97,579.33, 134,662.08 and 55,136.95 is: 76,090.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,579.33 : 134,662.08 = 55,136.95 : x
  2. Step 2: Convert to fraction form
    97,579.33/134,662.08 = 55,136.95/x
  3. Step 3: Cross multiply
    97,579.33x = 134,662.08 × 55,136.95
  4. Step 4: Simplify right side
    97,579.33x = 7,424,856,371.86
  5. Step 5: Solve for x
    x = 7,424,856,371.86/97,579.33
  6. Step 6: Final answer
    x = 76,090.46

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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.