Home / 97,950.83-135,172.46-55,512.23

Finding the Fourth Proportional to 97,950.83, 135,172.46 and 55,512.23

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Solution

The fourth proportional to 97,950.83, 135,172.46 and 55,512.23 is: 76,607.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,950.83 : 135,172.46 = 55,512.23 : x
  2. Step 2: Convert to fraction form
    97,950.83/135,172.46 = 55,512.23/x
  3. Step 3: Cross multiply
    97,950.83x = 135,172.46 × 55,512.23
  4. Step 4: Simplify right side
    97,950.83x = 7,503,724,152.10
  5. Step 5: Solve for x
    x = 7,503,724,152.10/97,950.83
  6. Step 6: Final answer
    x = 76,607.05

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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.