Home / 97,503.75-134,558.82-55,068.66

Finding the Fourth Proportional to 97,503.75, 134,558.82 and 55,068.66

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Solution

The fourth proportional to 97,503.75, 134,558.82 and 55,068.66 is: 75,996.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,503.75 : 134,558.82 = 55,068.66 : x
  2. Step 2: Convert to fraction form
    97,503.75/134,558.82 = 55,068.66/x
  3. Step 3: Cross multiply
    97,503.75x = 134,558.82 × 55,068.66
  4. Step 4: Simplify right side
    97,503.75x = 7,409,973,908.58
  5. Step 5: Solve for x
    x = 7,409,973,908.58/97,503.75
  6. Step 6: Final answer
    x = 75,996.81

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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.