Home / 97,564.88-134,651.90-55,122.50

Finding the Fourth Proportional to 97,564.88, 134,651.90 and 55,122.50

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Solution

The fourth proportional to 97,564.88, 134,651.90 and 55,122.50 is: 76,076.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,564.88 : 134,651.90 = 55,122.50 : x
  2. Step 2: Convert to fraction form
    97,564.88/134,651.90 = 55,122.50/x
  3. Step 3: Cross multiply
    97,564.88x = 134,651.90 × 55,122.50
  4. Step 4: Simplify right side
    97,564.88x = 7,422,349,357.75
  5. Step 5: Solve for x
    x = 7,422,349,357.75/97,564.88
  6. Step 6: Final answer
    x = 76,076.04

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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.