Home / 97,764.96-134,914.56-54,744.84

Finding the Fourth Proportional to 97,764.96, 134,914.56 and 54,744.84

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Solution

The fourth proportional to 97,764.96, 134,914.56 and 54,744.84 is: 75,547.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,764.96 : 134,914.56 = 54,744.84 : x
  2. Step 2: Convert to fraction form
    97,764.96/134,914.56 = 54,744.84/x
  3. Step 3: Cross multiply
    97,764.96x = 134,914.56 × 54,744.84
  4. Step 4: Simplify right side
    97,764.96x = 7,385,876,000.87
  5. Step 5: Solve for x
    x = 7,385,876,000.87/97,764.96
  6. Step 6: Final answer
    x = 75,547.27

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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.