Home / 97,624.84-134,720.82-55,181.88

Finding the Fourth Proportional to 97,624.84, 134,720.82 and 55,181.88

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Solution

The fourth proportional to 97,624.84, 134,720.82 and 55,181.88 is: 76,150.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,624.84 : 134,720.82 = 55,181.88 : x
  2. Step 2: Convert to fraction form
    97,624.84/134,720.82 = 55,181.88/x
  3. Step 3: Cross multiply
    97,624.84x = 134,720.82 × 55,181.88
  4. Step 4: Simplify right side
    97,624.84x = 7,434,148,122.74
  5. Step 5: Solve for x
    x = 7,434,148,122.74/97,624.84
  6. Step 6: Final answer
    x = 76,150.17

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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.