Home / 97,958.52-135,193.93-66,192.35

Finding the Fourth Proportional to 97,958.52, 135,193.93 and 66,192.35

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Solution

The fourth proportional to 97,958.52, 135,193.93 and 66,192.35 is: 91,352.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,958.52 : 135,193.93 = 66,192.35 : x
  2. Step 2: Convert to fraction form
    97,958.52/135,193.93 = 66,192.35/x
  3. Step 3: Cross multiply
    97,958.52x = 135,193.93 × 66,192.35
  4. Step 4: Simplify right side
    97,958.52x = 8,948,803,090.98
  5. Step 5: Solve for x
    x = 8,948,803,090.98/97,958.52
  6. Step 6: Final answer
    x = 91,352.98

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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.